Home / 151,598.20-227,543.10-76,802.80

Finding the Fourth Proportional to 151,598.20, 227,543.10 and 76,802.80

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Solution

The fourth proportional to 151,598.20, 227,543.10 and 76,802.80 is: 115,278.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,598.20 : 227,543.10 = 76,802.80 : x
  2. Step 2: Convert to fraction form
    151,598.20/227,543.10 = 76,802.80/x
  3. Step 3: Cross multiply
    151,598.20x = 227,543.10 × 76,802.80
  4. Step 4: Simplify right side
    151,598.20x = 17,475,947,200.68
  5. Step 5: Solve for x
    x = 17,475,947,200.68/151,598.20
  6. Step 6: Final answer
    x = 115,278.07

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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.