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Finding the Fourth Proportional to 170,408.98, 235,169.13 and 97,818.13

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Solution

The fourth proportional to 170,408.98, 235,169.13 and 97,818.13 is: 134,991.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,408.98 : 235,169.13 = 97,818.13 : x
  2. Step 2: Convert to fraction form
    170,408.98/235,169.13 = 97,818.13/x
  3. Step 3: Cross multiply
    170,408.98x = 235,169.13 × 97,818.13
  4. Step 4: Simplify right side
    170,408.98x = 23,003,804,530.33
  5. Step 5: Solve for x
    x = 23,003,804,530.33/170,408.98
  6. Step 6: Final answer
    x = 134,991.74

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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.