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Finding the Fourth Proportional to 36,044.38, 53,994.07 and 17,978.14

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Solution

The fourth proportional to 36,044.38, 53,994.07 and 17,978.14 is: 26,931.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,044.38 : 53,994.07 = 17,978.14 : x
  2. Step 2: Convert to fraction form
    36,044.38/53,994.07 = 17,978.14/x
  3. Step 3: Cross multiply
    36,044.38x = 53,994.07 × 17,978.14
  4. Step 4: Simplify right side
    36,044.38x = 970,712,949.63
  5. Step 5: Solve for x
    x = 970,712,949.63/36,044.38
  6. Step 6: Final answer
    x = 26,931.05

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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.