Home / 39,216.06-54,115.02-23,080.86

Finding the Fourth Proportional to 39,216.06, 54,115.02 and 23,080.86

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Solution

The fourth proportional to 39,216.06, 54,115.02 and 23,080.86 is: 31,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,216.06 : 54,115.02 = 23,080.86 : x
  2. Step 2: Convert to fraction form
    39,216.06/54,115.02 = 23,080.86/x
  3. Step 3: Cross multiply
    39,216.06x = 54,115.02 × 23,080.86
  4. Step 4: Simplify right side
    39,216.06x = 1,249,021,200.52
  5. Step 5: Solve for x
    x = 1,249,021,200.52/39,216.06
  6. Step 6: Final answer
    x = 31,849.74

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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.