Home / 80,218.54-110,702.46-44,409.15

Finding the Fourth Proportional to 80,218.54, 110,702.46 and 44,409.15

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Solution

The fourth proportional to 80,218.54, 110,702.46 and 44,409.15 is: 61,285.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,218.54 : 110,702.46 = 44,409.15 : x
  2. Step 2: Convert to fraction form
    80,218.54/110,702.46 = 44,409.15/x
  3. Step 3: Cross multiply
    80,218.54x = 110,702.46 × 44,409.15
  4. Step 4: Simplify right side
    80,218.54x = 4,916,202,151.51
  5. Step 5: Solve for x
    x = 4,916,202,151.51/80,218.54
  6. Step 6: Final answer
    x = 61,285.11

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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.