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Finding the Fourth Proportional to 59,834.88, 89,765.44 and 17,718.24

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Solution

The fourth proportional to 59,834.88, 89,765.44 and 17,718.24 is: 26,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,834.88 : 89,765.44 = 17,718.24 : x
  2. Step 2: Convert to fraction form
    59,834.88/89,765.44 = 17,718.24/x
  3. Step 3: Cross multiply
    59,834.88x = 89,765.44 × 17,718.24
  4. Step 4: Simplify right side
    59,834.88x = 1,590,485,951.78
  5. Step 5: Solve for x
    x = 1,590,485,951.78/59,834.88
  6. Step 6: Final answer
    x = 26,581.25

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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.