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Finding the Fourth Proportional to 71,849.04, 99,048.78 and 50,562.24

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Solution

The fourth proportional to 71,849.04, 99,048.78 and 50,562.24 is: 69,703.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,849.04 : 99,048.78 = 50,562.24 : x
  2. Step 2: Convert to fraction form
    71,849.04/99,048.78 = 50,562.24/x
  3. Step 3: Cross multiply
    71,849.04x = 99,048.78 × 50,562.24
  4. Step 4: Simplify right side
    71,849.04x = 5,008,128,186.07
  5. Step 5: Solve for x
    x = 5,008,128,186.07/71,849.04
  6. Step 6: Final answer
    x = 69,703.48

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1.5x scale

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.