Home / 83,416.44-125,037.16-39,005.76

Finding the Fourth Proportional to 83,416.44, 125,037.16 and 39,005.76

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Solution

The fourth proportional to 83,416.44, 125,037.16 and 39,005.76 is: 58,467.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,416.44 : 125,037.16 = 39,005.76 : x
  2. Step 2: Convert to fraction form
    83,416.44/125,037.16 = 39,005.76/x
  3. Step 3: Cross multiply
    83,416.44x = 125,037.16 × 39,005.76
  4. Step 4: Simplify right side
    83,416.44x = 4,877,169,454.04
  5. Step 5: Solve for x
    x = 4,877,169,454.04/83,416.44
  6. Step 6: Final answer
    x = 58,467.72

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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.