Home / 132,555.16-198,688.56-66,044.44

Finding the Fourth Proportional to 132,555.16, 198,688.56 and 66,044.44

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Solution

The fourth proportional to 132,555.16, 198,688.56 and 66,044.44 is: 98,994.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,555.16 : 198,688.56 = 66,044.44 : x
  2. Step 2: Convert to fraction form
    132,555.16/198,688.56 = 66,044.44/x
  3. Step 3: Cross multiply
    132,555.16x = 198,688.56 × 66,044.44
  4. Step 4: Simplify right side
    132,555.16x = 13,122,274,679.61
  5. Step 5: Solve for x
    x = 13,122,274,679.61/132,555.16
  6. Step 6: Final answer
    x = 98,994.82

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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.