Home / 238,251.39-357,442.70-80,590.56

Finding the Fourth Proportional to 238,251.39, 357,442.70 and 80,590.56

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Solution

The fourth proportional to 238,251.39, 357,442.70 and 80,590.56 is: 120,908.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,251.39 : 357,442.70 = 80,590.56 : x
  2. Step 2: Convert to fraction form
    238,251.39/357,442.70 = 80,590.56/x
  3. Step 3: Cross multiply
    238,251.39x = 357,442.70 × 80,590.56
  4. Step 4: Simplify right side
    238,251.39x = 28,806,506,957.96
  5. Step 5: Solve for x
    x = 28,806,506,957.96/238,251.39
  6. Step 6: Final answer
    x = 120,908.03

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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.