Home / 369,766.56-554,761.20-156,424.64

Finding the Fourth Proportional to 369,766.56, 554,761.20 and 156,424.64

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Solution

The fourth proportional to 369,766.56, 554,761.20 and 156,424.64 is: 234,684.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,766.56 : 554,761.20 = 156,424.64 : x
  2. Step 2: Convert to fraction form
    369,766.56/554,761.20 = 156,424.64/x
  3. Step 3: Cross multiply
    369,766.56x = 554,761.20 × 156,424.64
  4. Step 4: Simplify right side
    369,766.56x = 86,778,320,995.97
  5. Step 5: Solve for x
    x = 86,778,320,995.97/369,766.56
  6. Step 6: Final answer
    x = 234,684.07

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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.