Home / 54,780.75-75,597.57-29,630.25

Finding the Fourth Proportional to 54,780.75, 75,597.57 and 29,630.25

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Solution

The fourth proportional to 54,780.75, 75,597.57 and 29,630.25 is: 40,889.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,780.75 : 75,597.57 = 29,630.25 : x
  2. Step 2: Convert to fraction form
    54,780.75/75,597.57 = 29,630.25/x
  3. Step 3: Cross multiply
    54,780.75x = 75,597.57 × 29,630.25
  4. Step 4: Simplify right side
    54,780.75x = 2,239,974,898.49
  5. Step 5: Solve for x
    x = 2,239,974,898.49/54,780.75
  6. Step 6: Final answer
    x = 40,889.82

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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.