Home / 124,008.08-185,997.24-45,071.92

Finding the Fourth Proportional to 124,008.08, 185,997.24 and 45,071.92

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Solution

The fourth proportional to 124,008.08, 185,997.24 and 45,071.92 is: 67,602.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,008.08 : 185,997.24 = 45,071.92 : x
  2. Step 2: Convert to fraction form
    124,008.08/185,997.24 = 45,071.92/x
  3. Step 3: Cross multiply
    124,008.08x = 185,997.24 × 45,071.92
  4. Step 4: Simplify right side
    124,008.08x = 8,383,252,721.50
  5. Step 5: Solve for x
    x = 8,383,252,721.50/124,008.08
  6. Step 6: Final answer
    x = 67,602.47

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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.