Home / 123,648.30-185,410.35-60,473.16

Finding the Fourth Proportional to 123,648.30, 185,410.35 and 60,473.16

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Solution

The fourth proportional to 123,648.30, 185,410.35 and 60,473.16 is: 90,679.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,648.30 : 185,410.35 = 60,473.16 : x
  2. Step 2: Convert to fraction form
    123,648.30/185,410.35 = 60,473.16/x
  3. Step 3: Cross multiply
    123,648.30x = 185,410.35 × 60,473.16
  4. Step 4: Simplify right side
    123,648.30x = 11,212,349,761.21
  5. Step 5: Solve for x
    x = 11,212,349,761.21/123,648.30
  6. Step 6: Final answer
    x = 90,679.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.