Home / 42,298.62-58,372.05-23,178.86

Finding the Fourth Proportional to 42,298.62, 58,372.05 and 23,178.86

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Solution

The fourth proportional to 42,298.62, 58,372.05 and 23,178.86 is: 31,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,298.62 : 58,372.05 = 23,178.86 : x
  2. Step 2: Convert to fraction form
    42,298.62/58,372.05 = 23,178.86/x
  3. Step 3: Cross multiply
    42,298.62x = 58,372.05 × 23,178.86
  4. Step 4: Simplify right side
    42,298.62x = 1,352,997,574.86
  5. Step 5: Solve for x
    x = 1,352,997,574.86/42,298.62
  6. Step 6: Final answer
    x = 31,986.80

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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.