Home / 88,715.30-133,085.10-29,544.80

Finding the Fourth Proportional to 88,715.30, 133,085.10 and 29,544.80

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Solution

The fourth proportional to 88,715.30, 133,085.10 and 29,544.80 is: 44,321.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,715.30 : 133,085.10 = 29,544.80 : x
  2. Step 2: Convert to fraction form
    88,715.30/133,085.10 = 29,544.80/x
  3. Step 3: Cross multiply
    88,715.30x = 133,085.10 × 29,544.80
  4. Step 4: Simplify right side
    88,715.30x = 3,931,972,662.48
  5. Step 5: Solve for x
    x = 3,931,972,662.48/88,715.30
  6. Step 6: Final answer
    x = 44,321.25

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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.