Home / 187,359.60-258,663.24-123,881.52

Finding the Fourth Proportional to 187,359.60, 258,663.24 and 123,881.52

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Solution

The fourth proportional to 187,359.60, 258,663.24 and 123,881.52 is: 171,027.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,359.60 : 258,663.24 = 123,881.52 : x
  2. Step 2: Convert to fraction form
    187,359.60/258,663.24 = 123,881.52/x
  3. Step 3: Cross multiply
    187,359.60x = 258,663.24 × 123,881.52
  4. Step 4: Simplify right side
    187,359.60x = 32,043,595,339.32
  5. Step 5: Solve for x
    x = 32,043,595,339.32/187,359.60
  6. Step 6: Final answer
    x = 171,027.24

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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.