Home / 156,024.80-234,037.20-132,405.20

Finding the Fourth Proportional to 156,024.80, 234,037.20 and 132,405.20

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Solution

The fourth proportional to 156,024.80, 234,037.20 and 132,405.20 is: 198,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,024.80 : 234,037.20 = 132,405.20 : x
  2. Step 2: Convert to fraction form
    156,024.80/234,037.20 = 132,405.20/x
  3. Step 3: Cross multiply
    156,024.80x = 234,037.20 × 132,405.20
  4. Step 4: Simplify right side
    156,024.80x = 30,987,742,273.44
  5. Step 5: Solve for x
    x = 30,987,742,273.44/156,024.80
  6. Step 6: Final answer
    x = 198,607.80

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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.