Home / 234,278.12-351,417.17-56,785.14

Finding the Fourth Proportional to 234,278.12, 351,417.17 and 56,785.14

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Solution

The fourth proportional to 234,278.12, 351,417.17 and 56,785.14 is: 85,177.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,278.12 : 351,417.17 = 56,785.14 : x
  2. Step 2: Convert to fraction form
    234,278.12/351,417.17 = 56,785.14/x
  3. Step 3: Cross multiply
    234,278.12x = 351,417.17 × 56,785.14
  4. Step 4: Simplify right side
    234,278.12x = 19,955,273,338.82
  5. Step 5: Solve for x
    x = 19,955,273,338.82/234,278.12
  6. Step 6: Final answer
    x = 85,177.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.