Home / 70,636.66-97,479.25-38,806.22

Finding the Fourth Proportional to 70,636.66, 97,479.25 and 38,806.22

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Solution

The fourth proportional to 70,636.66, 97,479.25 and 38,806.22 is: 53,552.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,636.66 : 97,479.25 = 38,806.22 : x
  2. Step 2: Convert to fraction form
    70,636.66/97,479.25 = 38,806.22/x
  3. Step 3: Cross multiply
    70,636.66x = 97,479.25 × 38,806.22
  4. Step 4: Simplify right side
    70,636.66x = 3,782,801,367.62
  5. Step 5: Solve for x
    x = 3,782,801,367.62/70,636.66
  6. Step 6: Final answer
    x = 53,552.95

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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.