Home / 88,724.88-133,112.16-38,809.44

Finding the Fourth Proportional to 88,724.88, 133,112.16 and 38,809.44

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Solution

The fourth proportional to 88,724.88, 133,112.16 and 38,809.44 is: 58,225.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,724.88 : 133,112.16 = 38,809.44 : x
  2. Step 2: Convert to fraction form
    88,724.88/133,112.16 = 38,809.44/x
  3. Step 3: Cross multiply
    88,724.88x = 133,112.16 × 38,809.44
  4. Step 4: Simplify right side
    88,724.88x = 5,166,008,386.79
  5. Step 5: Solve for x
    x = 5,166,008,386.79/88,724.88
  6. Step 6: Final answer
    x = 58,225.03

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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.