Home / 186,565.04-257,452.26-101,680.28

Finding the Fourth Proportional to 186,565.04, 257,452.26 and 101,680.28

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Solution

The fourth proportional to 186,565.04, 257,452.26 and 101,680.28 is: 140,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,565.04 : 257,452.26 = 101,680.28 : x
  2. Step 2: Convert to fraction form
    186,565.04/257,452.26 = 101,680.28/x
  3. Step 3: Cross multiply
    186,565.04x = 257,452.26 × 101,680.28
  4. Step 4: Simplify right side
    186,565.04x = 26,177,817,883.43
  5. Step 5: Solve for x
    x = 26,177,817,883.43/186,565.04
  6. Step 6: Final answer
    x = 140,314.70

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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.