Home / 185,030.52-255,348.30-113,396.70

Finding the Fourth Proportional to 185,030.52, 255,348.30 and 113,396.70

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Solution

The fourth proportional to 185,030.52, 255,348.30 and 113,396.70 is: 156,491.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,030.52 : 255,348.30 = 113,396.70 : x
  2. Step 2: Convert to fraction form
    185,030.52/255,348.30 = 113,396.70/x
  3. Step 3: Cross multiply
    185,030.52x = 255,348.30 × 113,396.70
  4. Step 4: Simplify right side
    185,030.52x = 28,955,654,570.61
  5. Step 5: Solve for x
    x = 28,955,654,570.61/185,030.52
  6. Step 6: Final answer
    x = 156,491.23

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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.