Home / 70,454.36-97,224.75-38,622.57

Finding the Fourth Proportional to 70,454.36, 97,224.75 and 38,622.57

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Solution

The fourth proportional to 70,454.36, 97,224.75 and 38,622.57 is: 53,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,454.36 : 97,224.75 = 38,622.57 : x
  2. Step 2: Convert to fraction form
    70,454.36/97,224.75 = 38,622.57/x
  3. Step 3: Cross multiply
    70,454.36x = 97,224.75 × 38,622.57
  4. Step 4: Simplify right side
    70,454.36x = 3,755,069,712.61
  5. Step 5: Solve for x
    x = 3,755,069,712.61/70,454.36
  6. Step 6: Final answer
    x = 53,297.90

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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.