Home / 156,026.80-234,040.20-132,407.20

Finding the Fourth Proportional to 156,026.80, 234,040.20 and 132,407.20

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Solution

The fourth proportional to 156,026.80, 234,040.20 and 132,407.20 is: 198,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,026.80 : 234,040.20 = 132,407.20 : x
  2. Step 2: Convert to fraction form
    156,026.80/234,040.20 = 132,407.20/x
  3. Step 3: Cross multiply
    156,026.80x = 234,040.20 × 132,407.20
  4. Step 4: Simplify right side
    156,026.80x = 30,988,607,569.44
  5. Step 5: Solve for x
    x = 30,988,607,569.44/156,026.80
  6. Step 6: Final answer
    x = 198,610.80

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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.