Home / 222,586.30-307,275.49-127,074.54

Finding the Fourth Proportional to 222,586.30, 307,275.49 and 127,074.54

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Solution

The fourth proportional to 222,586.30, 307,275.49 and 127,074.54 is: 175,423.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,586.30 : 307,275.49 = 127,074.54 : x
  2. Step 2: Convert to fraction form
    222,586.30/307,275.49 = 127,074.54/x
  3. Step 3: Cross multiply
    222,586.30x = 307,275.49 × 127,074.54
  4. Step 4: Simplify right side
    222,586.30x = 39,046,891,545.02
  5. Step 5: Solve for x
    x = 39,046,891,545.02/222,586.30
  6. Step 6: Final answer
    x = 175,423.61

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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.