Home / 161,566.73-242,350.23-77,307.02

Finding the Fourth Proportional to 161,566.73, 242,350.23 and 77,307.02

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Solution

The fourth proportional to 161,566.73, 242,350.23 and 77,307.02 is: 115,960.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,566.73 : 242,350.23 = 77,307.02 : x
  2. Step 2: Convert to fraction form
    161,566.73/242,350.23 = 77,307.02/x
  3. Step 3: Cross multiply
    161,566.73x = 242,350.23 × 77,307.02
  4. Step 4: Simplify right side
    161,566.73x = 18,735,374,077.61
  5. Step 5: Solve for x
    x = 18,735,374,077.61/161,566.73
  6. Step 6: Final answer
    x = 115,960.59

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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.