Home / 188,812.30-260,585.85-113,365.66

Finding the Fourth Proportional to 188,812.30, 260,585.85 and 113,365.66

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Solution

The fourth proportional to 188,812.30, 260,585.85 and 113,365.66 is: 156,459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,812.30 : 260,585.85 = 113,365.66 : x
  2. Step 2: Convert to fraction form
    188,812.30/260,585.85 = 113,365.66/x
  3. Step 3: Cross multiply
    188,812.30x = 260,585.85 × 113,365.66
  4. Step 4: Simplify right side
    188,812.30x = 29,541,486,645.57
  5. Step 5: Solve for x
    x = 29,541,486,645.57/188,812.30
  6. Step 6: Final answer
    x = 156,459.55

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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.