Home / 70,282.93-96,990.32-38,451.75

Finding the Fourth Proportional to 70,282.93, 96,990.32 and 38,451.75

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Solution

The fourth proportional to 70,282.93, 96,990.32 and 38,451.75 is: 53,063.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,282.93 : 96,990.32 = 38,451.75 : x
  2. Step 2: Convert to fraction form
    70,282.93/96,990.32 = 38,451.75/x
  3. Step 3: Cross multiply
    70,282.93x = 96,990.32 × 38,451.75
  4. Step 4: Simplify right side
    70,282.93x = 3,729,447,344.80
  5. Step 5: Solve for x
    x = 3,729,447,344.80/70,282.93
  6. Step 6: Final answer
    x = 53,063.35

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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.