Home / 141,932.48-195,864.36-77,402.22

Finding the Fourth Proportional to 141,932.48, 195,864.36 and 77,402.22

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Solution

The fourth proportional to 141,932.48, 195,864.36 and 77,402.22 is: 106,813.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,932.48 : 195,864.36 = 77,402.22 : x
  2. Step 2: Convert to fraction form
    141,932.48/195,864.36 = 77,402.22/x
  3. Step 3: Cross multiply
    141,932.48x = 195,864.36 × 77,402.22
  4. Step 4: Simplify right side
    141,932.48x = 15,160,336,356.55
  5. Step 5: Solve for x
    x = 15,160,336,356.55/141,932.48
  6. Step 6: Final answer
    x = 106,813.72

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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.