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Finding the Fourth Proportional to 67,937.51, 101,927.79 and 52,995.86

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Solution

The fourth proportional to 67,937.51, 101,927.79 and 52,995.86 is: 79,510.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,937.51 : 101,927.79 = 52,995.86 : x
  2. Step 2: Convert to fraction form
    67,937.51/101,927.79 = 52,995.86/x
  3. Step 3: Cross multiply
    67,937.51x = 101,927.79 × 52,995.86
  4. Step 4: Simplify right side
    67,937.51x = 5,401,750,634.13
  5. Step 5: Solve for x
    x = 5,401,750,634.13/67,937.51
  6. Step 6: Final answer
    x = 79,510.58

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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.