Home / 185,235.27-255,636.47-113,605.55

Finding the Fourth Proportional to 185,235.27, 255,636.47 and 113,605.55

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Solution

The fourth proportional to 185,235.27, 255,636.47 and 113,605.55 is: 156,782.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,235.27 : 255,636.47 = 113,605.55 : x
  2. Step 2: Convert to fraction form
    185,235.27/255,636.47 = 113,605.55/x
  3. Step 3: Cross multiply
    185,235.27x = 255,636.47 × 113,605.55
  4. Step 4: Simplify right side
    185,235.27x = 29,041,719,928.20
  5. Step 5: Solve for x
    x = 29,041,719,928.20/185,235.27
  6. Step 6: Final answer
    x = 156,782.88

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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.