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Finding the Fourth Proportional to 29,245, 40,358.48 and 17,308.04

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Solution

The fourth proportional to 29,245, 40,358.48 and 17,308.04 is: 23,885.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,245 : 40,358.48 = 17,308.04 : x
  2. Step 2: Convert to fraction form
    29,245/40,358.48 = 17,308.04/x
  3. Step 3: Cross multiply
    29,245x = 40,358.48 × 17,308.04
  4. Step 4: Simplify right side
    29,245x = 698,526,186.18
  5. Step 5: Solve for x
    x = 698,526,186.18/29,245
  6. Step 6: Final answer
    x = 23,885.32

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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.