Home / 368,780.34-552,820.59-132,001.14

Finding the Fourth Proportional to 368,780.34, 552,820.59 and 132,001.14

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Solution

The fourth proportional to 368,780.34, 552,820.59 and 132,001.14 is: 197,876.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,780.34 : 552,820.59 = 132,001.14 : x
  2. Step 2: Convert to fraction form
    368,780.34/552,820.59 = 132,001.14/x
  3. Step 3: Cross multiply
    368,780.34x = 552,820.59 × 132,001.14
  4. Step 4: Simplify right side
    368,780.34x = 72,972,948,095.47
  5. Step 5: Solve for x
    x = 72,972,948,095.47/368,780.34
  6. Step 6: Final answer
    x = 197,876.46

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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.