Home / 186,095.32-279,143.13-45,853.96

Finding the Fourth Proportional to 186,095.32, 279,143.13 and 45,853.96

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Solution

The fourth proportional to 186,095.32, 279,143.13 and 45,853.96 is: 68,780.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,095.32 : 279,143.13 = 45,853.96 : x
  2. Step 2: Convert to fraction form
    186,095.32/279,143.13 = 45,853.96/x
  3. Step 3: Cross multiply
    186,095.32x = 279,143.13 × 45,853.96
  4. Step 4: Simplify right side
    186,095.32x = 12,799,817,917.29
  5. Step 5: Solve for x
    x = 12,799,817,917.29/186,095.32
  6. Step 6: Final answer
    x = 68,780.98

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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.