Home / 83,220.24-124,861.48-43,214.24

Finding the Fourth Proportional to 83,220.24, 124,861.48 and 43,214.24

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Solution

The fourth proportional to 83,220.24, 124,861.48 and 43,214.24 is: 64,837.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,220.24 : 124,861.48 = 43,214.24 : x
  2. Step 2: Convert to fraction form
    83,220.24/124,861.48 = 43,214.24/x
  3. Step 3: Cross multiply
    83,220.24x = 124,861.48 × 43,214.24
  4. Step 4: Simplify right side
    83,220.24x = 5,395,793,963.48
  5. Step 5: Solve for x
    x = 5,395,793,963.48/83,220.24
  6. Step 6: Final answer
    x = 64,837.52

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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.