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Finding the Fourth Proportional to 58,768.98, 88,272.84 and 51,904.50

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Solution

The fourth proportional to 58,768.98, 88,272.84 and 51,904.50 is: 77,962.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,768.98 : 88,272.84 = 51,904.50 : x
  2. Step 2: Convert to fraction form
    58,768.98/88,272.84 = 51,904.50/x
  3. Step 3: Cross multiply
    58,768.98x = 88,272.84 × 51,904.50
  4. Step 4: Simplify right side
    58,768.98x = 4,581,757,623.78
  5. Step 5: Solve for x
    x = 4,581,757,623.78/58,768.98
  6. Step 6: Final answer
    x = 77,962.18

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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.