Home / 45,613.23-68,419.85-36,437.55

Finding the Fourth Proportional to 45,613.23, 68,419.85 and 36,437.55

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Solution

The fourth proportional to 45,613.23, 68,419.85 and 36,437.55 is: 54,656.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,613.23 : 68,419.85 = 36,437.55 : x
  2. Step 2: Convert to fraction form
    45,613.23/68,419.85 = 36,437.55/x
  3. Step 3: Cross multiply
    45,613.23x = 68,419.85 × 36,437.55
  4. Step 4: Simplify right side
    45,613.23x = 2,493,051,523.18
  5. Step 5: Solve for x
    x = 2,493,051,523.18/45,613.23
  6. Step 6: Final answer
    x = 54,656.33

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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.