Home / 96,818.96-133,625-59,115.28

Finding the Fourth Proportional to 96,818.96, 133,625 and 59,115.28

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Solution

The fourth proportional to 96,818.96, 133,625 and 59,115.28 is: 81,588.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,818.96 : 133,625 = 59,115.28 : x
  2. Step 2: Convert to fraction form
    96,818.96/133,625 = 59,115.28/x
  3. Step 3: Cross multiply
    96,818.96x = 133,625 × 59,115.28
  4. Step 4: Simplify right side
    96,818.96x = 7,899,279,290
  5. Step 5: Solve for x
    x = 7,899,279,290/96,818.96
  6. Step 6: Final answer
    x = 81,588.14

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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.