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Finding the Fourth Proportional to 44,179.90, 60,969.72 and 25,320.64

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Solution

The fourth proportional to 44,179.90, 60,969.72 and 25,320.64 is: 34,943.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,179.90 : 60,969.72 = 25,320.64 : x
  2. Step 2: Convert to fraction form
    44,179.90/60,969.72 = 25,320.64/x
  3. Step 3: Cross multiply
    44,179.90x = 60,969.72 × 25,320.64
  4. Step 4: Simplify right side
    44,179.90x = 1,543,792,331.02
  5. Step 5: Solve for x
    x = 1,543,792,331.02/44,179.90
  6. Step 6: Final answer
    x = 34,943.32

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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.