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Finding the Fourth Proportional to 36,008.32, 53,835 and 30,523

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Solution

The fourth proportional to 36,008.32, 53,835 and 30,523 is: 45,634.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,008.32 : 53,835 = 30,523 : x
  2. Step 2: Convert to fraction form
    36,008.32/53,835 = 30,523/x
  3. Step 3: Cross multiply
    36,008.32x = 53,835 × 30,523
  4. Step 4: Simplify right side
    36,008.32x = 1,643,205,705
  5. Step 5: Solve for x
    x = 1,643,205,705/36,008.32
  6. Step 6: Final answer
    x = 45,634.06

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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.