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Finding the Fourth Proportional to 42,498.81, 58,646.84 and 23,635.53

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Solution

The fourth proportional to 42,498.81, 58,646.84 and 23,635.53 is: 32,616.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,498.81 : 58,646.84 = 23,635.53 : x
  2. Step 2: Convert to fraction form
    42,498.81/58,646.84 = 23,635.53/x
  3. Step 3: Cross multiply
    42,498.81x = 58,646.84 × 23,635.53
  4. Step 4: Simplify right side
    42,498.81x = 1,386,149,028.05
  5. Step 5: Solve for x
    x = 1,386,149,028.05/42,498.81
  6. Step 6: Final answer
    x = 32,616.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.