Home / 185,034.63-255,352.50-113,454.12

Finding the Fourth Proportional to 185,034.63, 255,352.50 and 113,454.12

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Solution

The fourth proportional to 185,034.63, 255,352.50 and 113,454.12 is: 156,569.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,034.63 : 255,352.50 = 113,454.12 : x
  2. Step 2: Convert to fraction form
    185,034.63/255,352.50 = 113,454.12/x
  3. Step 3: Cross multiply
    185,034.63x = 255,352.50 × 113,454.12
  4. Step 4: Simplify right side
    185,034.63x = 28,970,793,177.30
  5. Step 5: Solve for x
    x = 28,970,793,177.30/185,034.63
  6. Step 6: Final answer
    x = 156,569.57

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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.