Home / 360,785.28-541,172.16-124,130

Finding the Fourth Proportional to 360,785.28, 541,172.16 and 124,130

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Solution

The fourth proportional to 360,785.28, 541,172.16 and 124,130 is: 186,193.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,785.28 : 541,172.16 = 124,130 : x
  2. Step 2: Convert to fraction form
    360,785.28/541,172.16 = 124,130/x
  3. Step 3: Cross multiply
    360,785.28x = 541,172.16 × 124,130
  4. Step 4: Simplify right side
    360,785.28x = 67,175,700,220.80
  5. Step 5: Solve for x
    x = 67,175,700,220.80/360,785.28
  6. Step 6: Final answer
    x = 186,193.02

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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.