Home / 42,318.40-58,405.62-24,409.90

Finding the Fourth Proportional to 42,318.40, 58,405.62 and 24,409.90

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Solution

The fourth proportional to 42,318.40, 58,405.62 and 24,409.90 is: 33,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318.40 : 58,405.62 = 24,409.90 : x
  2. Step 2: Convert to fraction form
    42,318.40/58,405.62 = 24,409.90/x
  3. Step 3: Cross multiply
    42,318.40x = 58,405.62 × 24,409.90
  4. Step 4: Simplify right side
    42,318.40x = 1,425,675,343.64
  5. Step 5: Solve for x
    x = 1,425,675,343.64/42,318.40
  6. Step 6: Final answer
    x = 33,689.25

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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.