Home / 141,535.64-195,155.56-112,832.88

Finding the Fourth Proportional to 141,535.64, 195,155.56 and 112,832.88

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Solution

The fourth proportional to 141,535.64, 195,155.56 and 112,832.88 is: 155,578.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,535.64 : 195,155.56 = 112,832.88 : x
  2. Step 2: Convert to fraction form
    141,535.64/195,155.56 = 112,832.88/x
  3. Step 3: Cross multiply
    141,535.64x = 195,155.56 × 112,832.88
  4. Step 4: Simplify right side
    141,535.64x = 22,019,963,882.81
  5. Step 5: Solve for x
    x = 22,019,963,882.81/141,535.64
  6. Step 6: Final answer
    x = 155,578.93

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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.