Home / 42,153.53-58,173.05-23,291.87

Finding the Fourth Proportional to 42,153.53, 58,173.05 and 23,291.87

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Solution

The fourth proportional to 42,153.53, 58,173.05 and 23,291.87 is: 32,143.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,153.53 : 58,173.05 = 23,291.87 : x
  2. Step 2: Convert to fraction form
    42,153.53/58,173.05 = 23,291.87/x
  3. Step 3: Cross multiply
    42,153.53x = 58,173.05 × 23,291.87
  4. Step 4: Simplify right side
    42,153.53x = 1,354,959,001.64
  5. Step 5: Solve for x
    x = 1,354,959,001.64/42,153.53
  6. Step 6: Final answer
    x = 32,143.43

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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.