Home / 42,358.78-58,455.14-23,495.90

Finding the Fourth Proportional to 42,358.78, 58,455.14 and 23,495.90

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Solution

The fourth proportional to 42,358.78, 58,455.14 and 23,495.90 is: 32,424.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,358.78 : 58,455.14 = 23,495.90 : x
  2. Step 2: Convert to fraction form
    42,358.78/58,455.14 = 23,495.90/x
  3. Step 3: Cross multiply
    42,358.78x = 58,455.14 × 23,495.90
  4. Step 4: Simplify right side
    42,358.78x = 1,373,456,123.93
  5. Step 5: Solve for x
    x = 1,373,456,123.93/42,358.78
  6. Step 6: Final answer
    x = 32,424.36

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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.