Home / 63,349.17-87,456.56-43,236.06

Finding the Fourth Proportional to 63,349.17, 87,456.56 and 43,236.06

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Solution

The fourth proportional to 63,349.17, 87,456.56 and 43,236.06 is: 59,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,349.17 : 87,456.56 = 43,236.06 : x
  2. Step 2: Convert to fraction form
    63,349.17/87,456.56 = 43,236.06/x
  3. Step 3: Cross multiply
    63,349.17x = 87,456.56 × 43,236.06
  4. Step 4: Simplify right side
    63,349.17x = 3,781,276,859.37
  5. Step 5: Solve for x
    x = 3,781,276,859.37/63,349.17
  6. Step 6: Final answer
    x = 59,689.45

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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.