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Finding the Fourth Proportional to 36,548.80, 54,779.04 and 17,800.74

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Solution

The fourth proportional to 36,548.80, 54,779.04 and 17,800.74 is: 26,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,548.80 : 54,779.04 = 17,800.74 : x
  2. Step 2: Convert to fraction form
    36,548.80/54,779.04 = 17,800.74/x
  3. Step 3: Cross multiply
    36,548.80x = 54,779.04 × 17,800.74
  4. Step 4: Simplify right side
    36,548.80x = 975,107,448.49
  5. Step 5: Solve for x
    x = 975,107,448.49/36,548.80
  6. Step 6: Final answer
    x = 26,679.60

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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.