Home / 176,918.32-244,144.87-100,436.78

Finding the Fourth Proportional to 176,918.32, 244,144.87 and 100,436.78

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Solution

The fourth proportional to 176,918.32, 244,144.87 and 100,436.78 is: 138,601.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,918.32 : 244,144.87 = 100,436.78 : x
  2. Step 2: Convert to fraction form
    176,918.32/244,144.87 = 100,436.78/x
  3. Step 3: Cross multiply
    176,918.32x = 244,144.87 × 100,436.78
  4. Step 4: Simplify right side
    176,918.32x = 24,521,124,596.32
  5. Step 5: Solve for x
    x = 24,521,124,596.32/176,918.32
  6. Step 6: Final answer
    x = 138,601.39

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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.