Home / 269,819.01-372,344.31-147,307.20

Finding the Fourth Proportional to 269,819.01, 372,344.31 and 147,307.20

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Solution

The fourth proportional to 269,819.01, 372,344.31 and 147,307.20 is: 203,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,819.01 : 372,344.31 = 147,307.20 : x
  2. Step 2: Convert to fraction form
    269,819.01/372,344.31 = 147,307.20/x
  3. Step 3: Cross multiply
    269,819.01x = 372,344.31 × 147,307.20
  4. Step 4: Simplify right side
    269,819.01x = 54,848,996,345.74
  5. Step 5: Solve for x
    x = 54,848,996,345.74/269,819.01
  6. Step 6: Final answer
    x = 203,280.70

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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.