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Finding the Fourth Proportional to 23,699.40, 32,720.52 and 14,750.52

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Solution

The fourth proportional to 23,699.40, 32,720.52 and 14,750.52 is: 20,365.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,699.40 : 32,720.52 = 14,750.52 : x
  2. Step 2: Convert to fraction form
    23,699.40/32,720.52 = 14,750.52/x
  3. Step 3: Cross multiply
    23,699.40x = 32,720.52 × 14,750.52
  4. Step 4: Simplify right side
    23,699.40x = 482,644,684.67
  5. Step 5: Solve for x
    x = 482,644,684.67/23,699.40
  6. Step 6: Final answer
    x = 20,365.27

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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.