Home / 215,001.44-296,678.40-124,359.20

Finding the Fourth Proportional to 215,001.44, 296,678.40 and 124,359.20

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Solution

The fourth proportional to 215,001.44, 296,678.40 and 124,359.20 is: 171,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,001.44 : 296,678.40 = 124,359.20 : x
  2. Step 2: Convert to fraction form
    215,001.44/296,678.40 = 124,359.20/x
  3. Step 3: Cross multiply
    215,001.44x = 296,678.40 × 124,359.20
  4. Step 4: Simplify right side
    215,001.44x = 36,894,688,481.28
  5. Step 5: Solve for x
    x = 36,894,688,481.28/215,001.44
  6. Step 6: Final answer
    x = 171,602.05

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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.