Home / 103,613.06-155,419.59-37,049.15

Finding the Fourth Proportional to 103,613.06, 155,419.59 and 37,049.15

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Solution

The fourth proportional to 103,613.06, 155,419.59 and 37,049.15 is: 55,573.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,613.06 : 155,419.59 = 37,049.15 : x
  2. Step 2: Convert to fraction form
    103,613.06/155,419.59 = 37,049.15/x
  3. Step 3: Cross multiply
    103,613.06x = 155,419.59 × 37,049.15
  4. Step 4: Simplify right side
    103,613.06x = 5,758,163,702.85
  5. Step 5: Solve for x
    x = 5,758,163,702.85/103,613.06
  6. Step 6: Final answer
    x = 55,573.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.