Home / 118,153.89-177,298.27-43,264.13

Finding the Fourth Proportional to 118,153.89, 177,298.27 and 43,264.13

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Solution

The fourth proportional to 118,153.89, 177,298.27 and 43,264.13 is: 64,920.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,153.89 : 177,298.27 = 43,264.13 : x
  2. Step 2: Convert to fraction form
    118,153.89/177,298.27 = 43,264.13/x
  3. Step 3: Cross multiply
    118,153.89x = 177,298.27 × 43,264.13
  4. Step 4: Simplify right side
    118,153.89x = 7,670,654,407.40
  5. Step 5: Solve for x
    x = 7,670,654,407.40/118,153.89
  6. Step 6: Final answer
    x = 64,920.88

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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.