Home / 185,713.16-278,566.94-45,471.80

Finding the Fourth Proportional to 185,713.16, 278,566.94 and 45,471.80

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Solution

The fourth proportional to 185,713.16, 278,566.94 and 45,471.80 is: 68,207.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,713.16 : 278,566.94 = 45,471.80 : x
  2. Step 2: Convert to fraction form
    185,713.16/278,566.94 = 45,471.80/x
  3. Step 3: Cross multiply
    185,713.16x = 278,566.94 × 45,471.80
  4. Step 4: Simplify right side
    185,713.16x = 12,666,940,182.29
  5. Step 5: Solve for x
    x = 12,666,940,182.29/185,713.16
  6. Step 6: Final answer
    x = 68,207.01

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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.