Home / 186,275.75-257,066.19-131,925.29

Finding the Fourth Proportional to 186,275.75, 257,066.19 and 131,925.29

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Solution

The fourth proportional to 186,275.75, 257,066.19 and 131,925.29 is: 182,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,275.75 : 257,066.19 = 131,925.29 : x
  2. Step 2: Convert to fraction form
    186,275.75/257,066.19 = 131,925.29/x
  3. Step 3: Cross multiply
    186,275.75x = 257,066.19 × 131,925.29
  4. Step 4: Simplify right side
    186,275.75x = 33,913,530,379.61
  5. Step 5: Solve for x
    x = 33,913,530,379.61/186,275.75
  6. Step 6: Final answer
    x = 182,060.90

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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.