Home / 186,844.12-280,264.66-53,723.86

Finding the Fourth Proportional to 186,844.12, 280,264.66 and 53,723.86

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Solution

The fourth proportional to 186,844.12, 280,264.66 and 53,723.86 is: 80,585.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,844.12 : 280,264.66 = 53,723.86 : x
  2. Step 2: Convert to fraction form
    186,844.12/280,264.66 = 53,723.86/x
  3. Step 3: Cross multiply
    186,844.12x = 280,264.66 × 53,723.86
  4. Step 4: Simplify right side
    186,844.12x = 15,056,898,521.82
  5. Step 5: Solve for x
    x = 15,056,898,521.82/186,844.12
  6. Step 6: Final answer
    x = 80,585.35

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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.