Home / 185,028.27-255,345.20-113,394.45

Finding the Fourth Proportional to 185,028.27, 255,345.20 and 113,394.45

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Solution

The fourth proportional to 185,028.27, 255,345.20 and 113,394.45 is: 156,488.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,028.27 : 255,345.20 = 113,394.45 : x
  2. Step 2: Convert to fraction form
    185,028.27/255,345.20 = 113,394.45/x
  3. Step 3: Cross multiply
    185,028.27x = 255,345.20 × 113,394.45
  4. Step 4: Simplify right side
    185,028.27x = 28,954,727,947.17
  5. Step 5: Solve for x
    x = 28,954,727,947.17/185,028.27
  6. Step 6: Final answer
    x = 156,488.13

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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.