Home / 62,613.28-86,405.70-34,319.44

Finding the Fourth Proportional to 62,613.28, 86,405.70 and 34,319.44

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Solution

The fourth proportional to 62,613.28, 86,405.70 and 34,319.44 is: 47,360.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,613.28 : 86,405.70 = 34,319.44 : x
  2. Step 2: Convert to fraction form
    62,613.28/86,405.70 = 34,319.44/x
  3. Step 3: Cross multiply
    62,613.28x = 86,405.70 × 34,319.44
  4. Step 4: Simplify right side
    62,613.28x = 2,965,395,236.81
  5. Step 5: Solve for x
    x = 2,965,395,236.81/62,613.28
  6. Step 6: Final answer
    x = 47,360.48

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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.