Home / 325,254.20-487,966.35-125,581.10

Finding the Fourth Proportional to 325,254.20, 487,966.35 and 125,581.10

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Solution

The fourth proportional to 325,254.20, 487,966.35 and 125,581.10 is: 188,404.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,254.20 : 487,966.35 = 125,581.10 : x
  2. Step 2: Convert to fraction form
    325,254.20/487,966.35 = 125,581.10/x
  3. Step 3: Cross multiply
    325,254.20x = 487,966.35 × 125,581.10
  4. Step 4: Simplify right side
    325,254.20x = 61,279,350,995.99
  5. Step 5: Solve for x
    x = 61,279,350,995.99/325,254.20
  6. Step 6: Final answer
    x = 188,404.49

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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.