Home / 42,502.32-58,631.04-27,390.96

Finding the Fourth Proportional to 42,502.32, 58,631.04 and 27,390.96

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Solution

The fourth proportional to 42,502.32, 58,631.04 and 27,390.96 is: 37,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,502.32 : 58,631.04 = 27,390.96 : x
  2. Step 2: Convert to fraction form
    42,502.32/58,631.04 = 27,390.96/x
  3. Step 3: Cross multiply
    42,502.32x = 58,631.04 × 27,390.96
  4. Step 4: Simplify right side
    42,502.32x = 1,605,960,471.40
  5. Step 5: Solve for x
    x = 1,605,960,471.40/42,502.32
  6. Step 6: Final answer
    x = 37,785.24

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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.