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Finding the Fourth Proportional to 186,833.59, 257,829.08 and 101,950.65

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Solution

The fourth proportional to 186,833.59, 257,829.08 and 101,950.65 is: 140,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,833.59 : 257,829.08 = 101,950.65 : x
  2. Step 2: Convert to fraction form
    186,833.59/257,829.08 = 101,950.65/x
  3. Step 3: Cross multiply
    186,833.59x = 257,829.08 × 101,950.65
  4. Step 4: Simplify right side
    186,833.59x = 26,285,841,785.15
  5. Step 5: Solve for x
    x = 26,285,841,785.15/186,833.59
  6. Step 6: Final answer
    x = 140,691.20

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1.5x scale

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.