Home / 70,020.95-96,639.68-41,343.66

Finding the Fourth Proportional to 70,020.95, 96,639.68 and 41,343.66

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Solution

The fourth proportional to 70,020.95, 96,639.68 and 41,343.66 is: 57,060.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,020.95 : 96,639.68 = 41,343.66 : x
  2. Step 2: Convert to fraction form
    70,020.95/96,639.68 = 41,343.66/x
  3. Step 3: Cross multiply
    70,020.95x = 96,639.68 × 41,343.66
  4. Step 4: Simplify right side
    70,020.95x = 3,995,438,175.79
  5. Step 5: Solve for x
    x = 3,995,438,175.79/70,020.95
  6. Step 6: Final answer
    x = 57,060.61

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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.