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Finding the Fourth Proportional to 59,398.85, 89,098.65 and 14,420.09

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Solution

The fourth proportional to 59,398.85, 89,098.65 and 14,420.09 is: 21,630.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,398.85 : 89,098.65 = 14,420.09 : x
  2. Step 2: Convert to fraction form
    59,398.85/89,098.65 = 14,420.09/x
  3. Step 3: Cross multiply
    59,398.85x = 89,098.65 × 14,420.09
  4. Step 4: Simplify right side
    59,398.85x = 1,284,810,774.63
  5. Step 5: Solve for x
    x = 1,284,810,774.63/59,398.85
  6. Step 6: Final answer
    x = 21,630.23

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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.