Home / 43,487.28-59,919.84-29,315.52

Finding the Fourth Proportional to 43,487.28, 59,919.84 and 29,315.52

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Solution

The fourth proportional to 43,487.28, 59,919.84 and 29,315.52 is: 40,392.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,487.28 : 59,919.84 = 29,315.52 : x
  2. Step 2: Convert to fraction form
    43,487.28/59,919.84 = 29,315.52/x
  3. Step 3: Cross multiply
    43,487.28x = 59,919.84 × 29,315.52
  4. Step 4: Simplify right side
    43,487.28x = 1,756,581,267.92
  5. Step 5: Solve for x
    x = 1,756,581,267.92/43,487.28
  6. Step 6: Final answer
    x = 40,392.99

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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.