Home / 65,315.04-90,008.36-44,057.36

Finding the Fourth Proportional to 65,315.04, 90,008.36 and 44,057.36

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Solution

The fourth proportional to 65,315.04, 90,008.36 and 44,057.36 is: 60,713.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,315.04 : 90,008.36 = 44,057.36 : x
  2. Step 2: Convert to fraction form
    65,315.04/90,008.36 = 44,057.36/x
  3. Step 3: Cross multiply
    65,315.04x = 90,008.36 × 44,057.36
  4. Step 4: Simplify right side
    65,315.04x = 3,965,530,719.53
  5. Step 5: Solve for x
    x = 3,965,530,719.53/65,315.04
  6. Step 6: Final answer
    x = 60,713.90

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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.