Home / 83,586.30-125,233.58-69,635.94

Finding the Fourth Proportional to 83,586.30, 125,233.58 and 69,635.94

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Solution

The fourth proportional to 83,586.30, 125,233.58 and 69,635.94 is: 104,332.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,586.30 : 125,233.58 = 69,635.94 : x
  2. Step 2: Convert to fraction form
    83,586.30/125,233.58 = 69,635.94/x
  3. Step 3: Cross multiply
    83,586.30x = 125,233.58 × 69,635.94
  4. Step 4: Simplify right side
    83,586.30x = 8,720,758,062.87
  5. Step 5: Solve for x
    x = 8,720,758,062.87/83,586.30
  6. Step 6: Final answer
    x = 104,332.39

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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.