Home / 83,219.30-124,756.05-49,952.60

Finding the Fourth Proportional to 83,219.30, 124,756.05 and 49,952.60

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Solution

The fourth proportional to 83,219.30, 124,756.05 and 49,952.60 is: 74,885.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,219.30 : 124,756.05 = 49,952.60 : x
  2. Step 2: Convert to fraction form
    83,219.30/124,756.05 = 49,952.60/x
  3. Step 3: Cross multiply
    83,219.30x = 124,756.05 × 49,952.60
  4. Step 4: Simplify right side
    83,219.30x = 6,231,889,063.23
  5. Step 5: Solve for x
    x = 6,231,889,063.23/83,219.30
  6. Step 6: Final answer
    x = 74,885.14

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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.