Home / 74,426.39-102,717.38-42,594.61

Finding the Fourth Proportional to 74,426.39, 102,717.38 and 42,594.61

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Solution

The fourth proportional to 74,426.39, 102,717.38 and 42,594.61 is: 58,785.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,426.39 : 102,717.38 = 42,594.61 : x
  2. Step 2: Convert to fraction form
    74,426.39/102,717.38 = 42,594.61/x
  3. Step 3: Cross multiply
    74,426.39x = 102,717.38 × 42,594.61
  4. Step 4: Simplify right side
    74,426.39x = 4,375,206,741.32
  5. Step 5: Solve for x
    x = 4,375,206,741.32/74,426.39
  6. Step 6: Final answer
    x = 58,785.69

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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.