Home / 156,025.70-234,038.55-132,406.10

Finding the Fourth Proportional to 156,025.70, 234,038.55 and 132,406.10

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Solution

The fourth proportional to 156,025.70, 234,038.55 and 132,406.10 is: 198,609.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,025.70 : 234,038.55 = 132,406.10 : x
  2. Step 2: Convert to fraction form
    156,025.70/234,038.55 = 132,406.10/x
  3. Step 3: Cross multiply
    156,025.70x = 234,038.55 × 132,406.10
  4. Step 4: Simplify right side
    156,025.70x = 30,988,131,655.16
  5. Step 5: Solve for x
    x = 30,988,131,655.16/156,025.70
  6. Step 6: Final answer
    x = 198,609.15

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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.