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Finding the Fourth Proportional to 29,262.90, 40,388.04 and 17,332.14

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Solution

The fourth proportional to 29,262.90, 40,388.04 and 17,332.14 is: 23,921.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,262.90 : 40,388.04 = 17,332.14 : x
  2. Step 2: Convert to fraction form
    29,262.90/40,388.04 = 17,332.14/x
  3. Step 3: Cross multiply
    29,262.90x = 40,388.04 × 17,332.14
  4. Step 4: Simplify right side
    29,262.90x = 700,011,163.61
  5. Step 5: Solve for x
    x = 700,011,163.61/29,262.90
  6. Step 6: Final answer
    x = 23,921.46

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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.