Home / 70,097.22-96,633.90-43,221.78

Finding the Fourth Proportional to 70,097.22, 96,633.90 and 43,221.78

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Solution

The fourth proportional to 70,097.22, 96,633.90 and 43,221.78 is: 59,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,097.22 : 96,633.90 = 43,221.78 : x
  2. Step 2: Convert to fraction form
    70,097.22/96,633.90 = 43,221.78/x
  3. Step 3: Cross multiply
    70,097.22x = 96,633.90 × 43,221.78
  4. Step 4: Simplify right side
    70,097.22x = 4,176,689,166.34
  5. Step 5: Solve for x
    x = 4,176,689,166.34/70,097.22
  6. Step 6: Final answer
    x = 59,584.23

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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.