Home / 132,854.27-183,332.85-72,425.03

Finding the Fourth Proportional to 132,854.27, 183,332.85 and 72,425.03

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Solution

The fourth proportional to 132,854.27, 183,332.85 and 72,425.03 is: 99,943.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,854.27 : 183,332.85 = 72,425.03 : x
  2. Step 2: Convert to fraction form
    132,854.27/183,332.85 = 72,425.03/x
  3. Step 3: Cross multiply
    132,854.27x = 183,332.85 × 72,425.03
  4. Step 4: Simplify right side
    132,854.27x = 13,277,887,161.24
  5. Step 5: Solve for x
    x = 13,277,887,161.24/132,854.27
  6. Step 6: Final answer
    x = 99,943.25

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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.