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Finding the Fourth Proportional to 29,980.04, 41,366.02 and 17,398.04

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Solution

The fourth proportional to 29,980.04, 41,366.02 and 17,398.04 is: 24,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,980.04 : 41,366.02 = 17,398.04 : x
  2. Step 2: Convert to fraction form
    29,980.04/41,366.02 = 17,398.04/x
  3. Step 3: Cross multiply
    29,980.04x = 41,366.02 × 17,398.04
  4. Step 4: Simplify right side
    29,980.04x = 719,687,670.60
  5. Step 5: Solve for x
    x = 719,687,670.60/29,980.04
  6. Step 6: Final answer
    x = 24,005.56

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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.