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Finding the Fourth Proportional to 58,939.17, 88,409.67 and 32,809.98

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Solution

The fourth proportional to 58,939.17, 88,409.67 and 32,809.98 is: 49,215.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,939.17 : 88,409.67 = 32,809.98 : x
  2. Step 2: Convert to fraction form
    58,939.17/88,409.67 = 32,809.98/x
  3. Step 3: Cross multiply
    58,939.17x = 88,409.67 × 32,809.98
  4. Step 4: Simplify right side
    58,939.17x = 2,900,719,713.01
  5. Step 5: Solve for x
    x = 2,900,719,713.01/58,939.17
  6. Step 6: Final answer
    x = 49,215.49

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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.