Home / 39,220.08-54,120.52-23,084.88

Finding the Fourth Proportional to 39,220.08, 54,120.52 and 23,084.88

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Solution

The fourth proportional to 39,220.08, 54,120.52 and 23,084.88 is: 31,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220.08 : 54,120.52 = 23,084.88 : x
  2. Step 2: Convert to fraction form
    39,220.08/54,120.52 = 23,084.88/x
  3. Step 3: Cross multiply
    39,220.08x = 54,120.52 × 23,084.88
  4. Step 4: Simplify right side
    39,220.08x = 1,249,365,709.74
  5. Step 5: Solve for x
    x = 1,249,365,709.74/39,220.08
  6. Step 6: Final answer
    x = 31,855.26

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Half scale
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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.