Home / 61,245.32-84,497.20-38,586.33

Finding the Fourth Proportional to 61,245.32, 84,497.20 and 38,586.33

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Solution

The fourth proportional to 61,245.32, 84,497.20 and 38,586.33 is: 53,235.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,245.32 : 84,497.20 = 38,586.33 : x
  2. Step 2: Convert to fraction form
    61,245.32/84,497.20 = 38,586.33/x
  3. Step 3: Cross multiply
    61,245.32x = 84,497.20 × 38,586.33
  4. Step 4: Simplify right side
    61,245.32x = 3,260,436,650.34
  5. Step 5: Solve for x
    x = 3,260,436,650.34/61,245.32
  6. Step 6: Final answer
    x = 53,235.69

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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.