Home / 175,577.17-242,299.62-99,111.55

Finding the Fourth Proportional to 175,577.17, 242,299.62 and 99,111.55

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Solution

The fourth proportional to 175,577.17, 242,299.62 and 99,111.55 is: 136,775.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,577.17 : 242,299.62 = 99,111.55 : x
  2. Step 2: Convert to fraction form
    175,577.17/242,299.62 = 99,111.55/x
  3. Step 3: Cross multiply
    175,577.17x = 242,299.62 × 99,111.55
  4. Step 4: Simplify right side
    175,577.17x = 24,014,690,902.61
  5. Step 5: Solve for x
    x = 24,014,690,902.61/175,577.17
  6. Step 6: Final answer
    x = 136,775.70

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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.