Home / 177,177.66-265,721.13-52,489.50

Finding the Fourth Proportional to 177,177.66, 265,721.13 and 52,489.50

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Solution

The fourth proportional to 177,177.66, 265,721.13 and 52,489.50 is: 78,720.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,177.66 : 265,721.13 = 52,489.50 : x
  2. Step 2: Convert to fraction form
    177,177.66/265,721.13 = 52,489.50/x
  3. Step 3: Cross multiply
    177,177.66x = 265,721.13 × 52,489.50
  4. Step 4: Simplify right side
    177,177.66x = 13,947,569,253.14
  5. Step 5: Solve for x
    x = 13,947,569,253.14/177,177.66
  6. Step 6: Final answer
    x = 78,720.81

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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.