Home / 156,514.48-215,918.24-92,829.04

Finding the Fourth Proportional to 156,514.48, 215,918.24 and 92,829.04

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Solution

The fourth proportional to 156,514.48, 215,918.24 and 92,829.04 is: 128,061.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,514.48 : 215,918.24 = 92,829.04 : x
  2. Step 2: Convert to fraction form
    156,514.48/215,918.24 = 92,829.04/x
  3. Step 3: Cross multiply
    156,514.48x = 215,918.24 × 92,829.04
  4. Step 4: Simplify right side
    156,514.48x = 20,043,482,937.69
  5. Step 5: Solve for x
    x = 20,043,482,937.69/156,514.48
  6. Step 6: Final answer
    x = 128,061.52

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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.