Home / 156,114.23-215,442.86-95,673.20

Finding the Fourth Proportional to 156,114.23, 215,442.86 and 95,673.20

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Solution

The fourth proportional to 156,114.23, 215,442.86 and 95,673.20 is: 132,032.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,114.23 : 215,442.86 = 95,673.20 : x
  2. Step 2: Convert to fraction form
    156,114.23/215,442.86 = 95,673.20/x
  3. Step 3: Cross multiply
    156,114.23x = 215,442.86 × 95,673.20
  4. Step 4: Simplify right side
    156,114.23x = 20,612,106,277.77
  5. Step 5: Solve for x
    x = 20,612,106,277.77/156,114.23
  6. Step 6: Final answer
    x = 132,032.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.