Home / 127,508.93-191,193.18-52,612.04

Finding the Fourth Proportional to 127,508.93, 191,193.18 and 52,612.04

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Solution

The fourth proportional to 127,508.93, 191,193.18 and 52,612.04 is: 78,889.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,508.93 : 191,193.18 = 52,612.04 : x
  2. Step 2: Convert to fraction form
    127,508.93/191,193.18 = 52,612.04/x
  3. Step 3: Cross multiply
    127,508.93x = 191,193.18 × 52,612.04
  4. Step 4: Simplify right side
    127,508.93x = 10,059,063,894.42
  5. Step 5: Solve for x
    x = 10,059,063,894.42/127,508.93
  6. Step 6: Final answer
    x = 78,889.09

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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.