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Finding the Fourth Proportional to 53,554.50, 73,905.21 and 32,338.98

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Solution

The fourth proportional to 53,554.50, 73,905.21 and 32,338.98 is: 44,627.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,554.50 : 73,905.21 = 32,338.98 : x
  2. Step 2: Convert to fraction form
    53,554.50/73,905.21 = 32,338.98/x
  3. Step 3: Cross multiply
    53,554.50x = 73,905.21 × 32,338.98
  4. Step 4: Simplify right side
    53,554.50x = 2,390,019,108.09
  5. Step 5: Solve for x
    x = 2,390,019,108.09/53,554.50
  6. Step 6: Final answer
    x = 44,627.79

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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.