Home / 40,321.10-60,473.74-38,320.76

Finding the Fourth Proportional to 40,321.10, 60,473.74 and 38,320.76

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Solution

The fourth proportional to 40,321.10, 60,473.74 and 38,320.76 is: 57,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,321.10 : 60,473.74 = 38,320.76 : x
  2. Step 2: Convert to fraction form
    40,321.10/60,473.74 = 38,320.76/x
  3. Step 3: Cross multiply
    40,321.10x = 60,473.74 × 38,320.76
  4. Step 4: Simplify right side
    40,321.10x = 2,317,399,676.84
  5. Step 5: Solve for x
    x = 2,317,399,676.84/40,321.10
  6. Step 6: Final answer
    x = 57,473.62

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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.