Home / 71,479.26-98,645.86-41,270.12

Finding the Fourth Proportional to 71,479.26, 98,645.86 and 41,270.12

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Solution

The fourth proportional to 71,479.26, 98,645.86 and 41,270.12 is: 56,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,479.26 : 98,645.86 = 41,270.12 : x
  2. Step 2: Convert to fraction form
    71,479.26/98,645.86 = 41,270.12/x
  3. Step 3: Cross multiply
    71,479.26x = 98,645.86 × 41,270.12
  4. Step 4: Simplify right side
    71,479.26x = 4,071,126,479.70
  5. Step 5: Solve for x
    x = 4,071,126,479.70/71,479.26
  6. Step 6: Final answer
    x = 56,955.35

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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.