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Finding the Fourth Proportional to 79,703.93, 110,044.35 and 49,534.26

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Solution

The fourth proportional to 79,703.93, 110,044.35 and 49,534.26 is: 68,390.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,703.93 : 110,044.35 = 49,534.26 : x
  2. Step 2: Convert to fraction form
    79,703.93/110,044.35 = 49,534.26/x
  3. Step 3: Cross multiply
    79,703.93x = 110,044.35 × 49,534.26
  4. Step 4: Simplify right side
    79,703.93x = 5,450,965,444.43
  5. Step 5: Solve for x
    x = 5,450,965,444.43/79,703.93
  6. Step 6: Final answer
    x = 68,390.18

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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.