Home / 71,756.24-99,015-41,551.04

Finding the Fourth Proportional to 71,756.24, 99,015 and 41,551.04

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Solution

The fourth proportional to 71,756.24, 99,015 and 41,551.04 is: 57,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,756.24 : 99,015 = 41,551.04 : x
  2. Step 2: Convert to fraction form
    71,756.24/99,015 = 41,551.04/x
  3. Step 3: Cross multiply
    71,756.24x = 99,015 × 41,551.04
  4. Step 4: Simplify right side
    71,756.24x = 4,114,176,225.60
  5. Step 5: Solve for x
    x = 4,114,176,225.60/71,756.24
  6. Step 6: Final answer
    x = 57,335.45

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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.