Home / 97,908.75-135,156.77-62,153.73

Finding the Fourth Proportional to 97,908.75, 135,156.77 and 62,153.73

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Solution

The fourth proportional to 97,908.75, 135,156.77 and 62,153.73 is: 85,799.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,908.75 : 135,156.77 = 62,153.73 : x
  2. Step 2: Convert to fraction form
    97,908.75/135,156.77 = 62,153.73/x
  3. Step 3: Cross multiply
    97,908.75x = 135,156.77 × 62,153.73
  4. Step 4: Simplify right side
    97,908.75x = 8,400,497,079.48
  5. Step 5: Solve for x
    x = 8,400,497,079.48/97,908.75
  6. Step 6: Final answer
    x = 85,799.25

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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.