Home / 186,727.72-257,684.10-101,844.52

Finding the Fourth Proportional to 186,727.72, 257,684.10 and 101,844.52

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Solution

The fourth proportional to 186,727.72, 257,684.10 and 101,844.52 is: 140,545.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,727.72 : 257,684.10 = 101,844.52 : x
  2. Step 2: Convert to fraction form
    186,727.72/257,684.10 = 101,844.52/x
  3. Step 3: Cross multiply
    186,727.72x = 257,684.10 × 101,844.52
  4. Step 4: Simplify right side
    186,727.72x = 26,243,713,476.13
  5. Step 5: Solve for x
    x = 26,243,713,476.13/186,727.72
  6. Step 6: Final answer
    x = 140,545.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.