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Finding the Fourth Proportional to 59,869.90, 89,805.21 and 17,750.35

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Solution

The fourth proportional to 59,869.90, 89,805.21 and 17,750.35 is: 26,625.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,869.90 : 89,805.21 = 17,750.35 : x
  2. Step 2: Convert to fraction form
    59,869.90/89,805.21 = 17,750.35/x
  3. Step 3: Cross multiply
    59,869.90x = 89,805.21 × 17,750.35
  4. Step 4: Simplify right side
    59,869.90x = 1,594,074,307.44
  5. Step 5: Solve for x
    x = 1,594,074,307.44/59,869.90
  6. Step 6: Final answer
    x = 26,625.64

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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.