Home / 86,475.68-119,318.29-52,502.05

Finding the Fourth Proportional to 86,475.68, 119,318.29 and 52,502.05

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Solution

The fourth proportional to 86,475.68, 119,318.29 and 52,502.05 is: 72,441.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,475.68 : 119,318.29 = 52,502.05 : x
  2. Step 2: Convert to fraction form
    86,475.68/119,318.29 = 52,502.05/x
  3. Step 3: Cross multiply
    86,475.68x = 119,318.29 × 52,502.05
  4. Step 4: Simplify right side
    86,475.68x = 6,264,454,397.94
  5. Step 5: Solve for x
    x = 6,264,454,397.94/86,475.68
  6. Step 6: Final answer
    x = 72,441.81

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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.