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Finding the Fourth Proportional to 36,602.80, 54,904.20 and 14,404.75

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Solution

The fourth proportional to 36,602.80, 54,904.20 and 14,404.75 is: 21,607.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,602.80 : 54,904.20 = 14,404.75 : x
  2. Step 2: Convert to fraction form
    36,602.80/54,904.20 = 14,404.75/x
  3. Step 3: Cross multiply
    36,602.80x = 54,904.20 × 14,404.75
  4. Step 4: Simplify right side
    36,602.80x = 790,881,274.95
  5. Step 5: Solve for x
    x = 790,881,274.95/36,602.80
  6. Step 6: Final answer
    x = 21,607.13

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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.