Home / 70,919.24-97,763.94-45,422.60

Finding the Fourth Proportional to 70,919.24, 97,763.94 and 45,422.60

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Solution

The fourth proportional to 70,919.24, 97,763.94 and 45,422.60 is: 62,616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,919.24 : 97,763.94 = 45,422.60 : x
  2. Step 2: Convert to fraction form
    70,919.24/97,763.94 = 45,422.60/x
  3. Step 3: Cross multiply
    70,919.24x = 97,763.94 × 45,422.60
  4. Step 4: Simplify right side
    70,919.24x = 4,440,692,341.04
  5. Step 5: Solve for x
    x = 4,440,692,341.04/70,919.24
  6. Step 6: Final answer
    x = 62,616.19

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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.