Home / 658,134.02-987,201.06-159,498.02

Finding the Fourth Proportional to 658,134.02, 987,201.06 and 159,498.02

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Solution

The fourth proportional to 658,134.02, 987,201.06 and 159,498.02 is: 239,247.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,134.02 : 987,201.06 = 159,498.02 : x
  2. Step 2: Convert to fraction form
    658,134.02/987,201.06 = 159,498.02/x
  3. Step 3: Cross multiply
    658,134.02x = 987,201.06 × 159,498.02
  4. Step 4: Simplify right side
    658,134.02x = 157,456,614,411.90
  5. Step 5: Solve for x
    x = 157,456,614,411.90/658,134.02
  6. Step 6: Final answer
    x = 239,247.04

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1.5x scale

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.