Home / 39,216.55-54,120.14-23,080.94

Finding the Fourth Proportional to 39,216.55, 54,120.14 and 23,080.94

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Solution

The fourth proportional to 39,216.55, 54,120.14 and 23,080.94 is: 31,852.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,216.55 : 54,120.14 = 23,080.94 : x
  2. Step 2: Convert to fraction form
    39,216.55/54,120.14 = 23,080.94/x
  3. Step 3: Cross multiply
    39,216.55x = 54,120.14 × 23,080.94
  4. Step 4: Simplify right side
    39,216.55x = 1,249,143,646.43
  5. Step 5: Solve for x
    x = 1,249,143,646.43/39,216.55
  6. Step 6: Final answer
    x = 31,852.47

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.