Home / 185,717.20-278,577.40-52,600.40

Finding the Fourth Proportional to 185,717.20, 278,577.40 and 52,600.40

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Solution

The fourth proportional to 185,717.20, 278,577.40 and 52,600.40 is: 78,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,717.20 : 278,577.40 = 52,600.40 : x
  2. Step 2: Convert to fraction form
    185,717.20/278,577.40 = 52,600.40/x
  3. Step 3: Cross multiply
    185,717.20x = 278,577.40 × 52,600.40
  4. Step 4: Simplify right side
    185,717.20x = 14,653,282,670.96
  5. Step 5: Solve for x
    x = 14,653,282,670.96/185,717.20
  6. Step 6: Final answer
    x = 78,901.05

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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.