Home / 70,417.20-97,122.75-48,906.97

Finding the Fourth Proportional to 70,417.20, 97,122.75 and 48,906.97

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Solution

The fourth proportional to 70,417.20, 97,122.75 and 48,906.97 is: 67,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,417.20 : 97,122.75 = 48,906.97 : x
  2. Step 2: Convert to fraction form
    70,417.20/97,122.75 = 48,906.97/x
  3. Step 3: Cross multiply
    70,417.20x = 97,122.75 × 48,906.97
  4. Step 4: Simplify right side
    70,417.20x = 4,749,978,934.95
  5. Step 5: Solve for x
    x = 4,749,978,934.95/70,417.20
  6. Step 6: Final answer
    x = 67,454.82

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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.