Home / 114,156.17-157,535.70-63,171.05

Finding the Fourth Proportional to 114,156.17, 157,535.70 and 63,171.05

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Solution

The fourth proportional to 114,156.17, 157,535.70 and 63,171.05 is: 87,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,156.17 : 157,535.70 = 63,171.05 : x
  2. Step 2: Convert to fraction form
    114,156.17/157,535.70 = 63,171.05/x
  3. Step 3: Cross multiply
    114,156.17x = 157,535.70 × 63,171.05
  4. Step 4: Simplify right side
    114,156.17x = 9,951,694,793.81
  5. Step 5: Solve for x
    x = 9,951,694,793.81/114,156.17
  6. Step 6: Final answer
    x = 87,176.15

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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.