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Finding the Fourth Proportional to 69,792.80, 96,262.50 and 44,277.20

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Solution

The fourth proportional to 69,792.80, 96,262.50 and 44,277.20 is: 61,069.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,792.80 : 96,262.50 = 44,277.20 : x
  2. Step 2: Convert to fraction form
    69,792.80/96,262.50 = 44,277.20/x
  3. Step 3: Cross multiply
    69,792.80x = 96,262.50 × 44,277.20
  4. Step 4: Simplify right side
    69,792.80x = 4,262,233,483.69
  5. Step 5: Solve for x
    x = 4,262,233,483.69/69,792.80
  6. Step 6: Final answer
    x = 61,069.81

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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.