Home / 70,660.24-97,515.50-40,444.88

Finding the Fourth Proportional to 70,660.24, 97,515.50 and 40,444.88

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Solution

The fourth proportional to 70,660.24, 97,515.50 and 40,444.88 is: 55,816.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,660.24 : 97,515.50 = 40,444.88 : x
  2. Step 2: Convert to fraction form
    70,660.24/97,515.50 = 40,444.88/x
  3. Step 3: Cross multiply
    70,660.24x = 97,515.50 × 40,444.88
  4. Step 4: Simplify right side
    70,660.24x = 3,944,002,005.84
  5. Step 5: Solve for x
    x = 3,944,002,005.84/70,660.24
  6. Step 6: Final answer
    x = 55,816.43

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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.