Home / 83,433.75-125,113.23-49,715.64

Finding the Fourth Proportional to 83,433.75, 125,113.23 and 49,715.64

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Solution

The fourth proportional to 83,433.75, 125,113.23 and 49,715.64 is: 74,551.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,433.75 : 125,113.23 = 49,715.64 : x
  2. Step 2: Convert to fraction form
    83,433.75/125,113.23 = 49,715.64/x
  3. Step 3: Cross multiply
    83,433.75x = 125,113.23 × 49,715.64
  4. Step 4: Simplify right side
    83,433.75x = 6,220,084,301.92
  5. Step 5: Solve for x
    x = 6,220,084,301.92/83,433.75
  6. Step 6: Final answer
    x = 74,551.18

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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.