Home / 185,724.60-278,581.56-52,604.61

Finding the Fourth Proportional to 185,724.60, 278,581.56 and 52,604.61

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Solution

The fourth proportional to 185,724.60, 278,581.56 and 52,604.61 is: 78,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,724.60 : 278,581.56 = 52,604.61 : x
  2. Step 2: Convert to fraction form
    185,724.60/278,581.56 = 52,604.61/x
  3. Step 3: Cross multiply
    185,724.60x = 278,581.56 × 52,604.61
  4. Step 4: Simplify right side
    185,724.60x = 14,654,674,316.99
  5. Step 5: Solve for x
    x = 14,654,674,316.99/185,724.60
  6. Step 6: Final answer
    x = 78,905.40

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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.