Home / 156,127.38-215,459.97-94,852.71

Finding the Fourth Proportional to 156,127.38, 215,459.97 and 94,852.71

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Solution

The fourth proportional to 156,127.38, 215,459.97 and 94,852.71 is: 130,899.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,127.38 : 215,459.97 = 94,852.71 : x
  2. Step 2: Convert to fraction form
    156,127.38/215,459.97 = 94,852.71/x
  3. Step 3: Cross multiply
    156,127.38x = 215,459.97 × 94,852.71
  4. Step 4: Simplify right side
    156,127.38x = 20,436,962,051.02
  5. Step 5: Solve for x
    x = 20,436,962,051.02/156,127.38
  6. Step 6: Final answer
    x = 130,899.28

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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.