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Finding the Fourth Proportional to 36,699.59, 50,655.40 and 21,597.11

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Solution

The fourth proportional to 36,699.59, 50,655.40 and 21,597.11 is: 29,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.59 : 50,655.40 = 21,597.11 : x
  2. Step 2: Convert to fraction form
    36,699.59/50,655.40 = 21,597.11/x
  3. Step 3: Cross multiply
    36,699.59x = 50,655.40 × 21,597.11
  4. Step 4: Simplify right side
    36,699.59x = 1,094,010,245.89
  5. Step 5: Solve for x
    x = 1,094,010,245.89/36,699.59
  6. Step 6: Final answer
    x = 29,809.88

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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.