Home / 141,535.71-195,155.64-112,832.93

Finding the Fourth Proportional to 141,535.71, 195,155.64 and 112,832.93

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Solution

The fourth proportional to 141,535.71, 195,155.64 and 112,832.93 is: 155,578.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,535.71 : 195,155.64 = 112,832.93 : x
  2. Step 2: Convert to fraction form
    141,535.71/195,155.64 = 112,832.93/x
  3. Step 3: Cross multiply
    141,535.71x = 195,155.64 × 112,832.93
  4. Step 4: Simplify right side
    141,535.71x = 22,019,981,691.45
  5. Step 5: Solve for x
    x = 22,019,981,691.45/141,535.71
  6. Step 6: Final answer
    x = 155,578.98

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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.