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Finding the Fourth Proportional to 59,393.28, 89,080.32 and 19,941.12

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Solution

The fourth proportional to 59,393.28, 89,080.32 and 19,941.12 is: 29,908.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,393.28 : 89,080.32 = 19,941.12 : x
  2. Step 2: Convert to fraction form
    59,393.28/89,080.32 = 19,941.12/x
  3. Step 3: Cross multiply
    59,393.28x = 89,080.32 × 19,941.12
  4. Step 4: Simplify right side
    59,393.28x = 1,776,361,350.76
  5. Step 5: Solve for x
    x = 1,776,361,350.76/59,393.28
  6. Step 6: Final answer
    x = 29,908.46

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1.5x scale

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.