Home / 69,276.45-103,655.18-49,332.04

Finding the Fourth Proportional to 69,276.45, 103,655.18 and 49,332.04

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Solution

The fourth proportional to 69,276.45, 103,655.18 and 49,332.04 is: 73,813.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,276.45 : 103,655.18 = 49,332.04 : x
  2. Step 2: Convert to fraction form
    69,276.45/103,655.18 = 49,332.04/x
  3. Step 3: Cross multiply
    69,276.45x = 103,655.18 × 49,332.04
  4. Step 4: Simplify right side
    69,276.45x = 5,113,521,350.16
  5. Step 5: Solve for x
    x = 5,113,521,350.16/69,276.45
  6. Step 6: Final answer
    x = 73,813.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.