Home / 54,781.48-75,598.41-29,630.98

Finding the Fourth Proportional to 54,781.48, 75,598.41 and 29,630.98

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Solution

The fourth proportional to 54,781.48, 75,598.41 and 29,630.98 is: 40,890.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,781.48 : 75,598.41 = 29,630.98 : x
  2. Step 2: Convert to fraction form
    54,781.48/75,598.41 = 29,630.98/x
  3. Step 3: Cross multiply
    54,781.48x = 75,598.41 × 29,630.98
  4. Step 4: Simplify right side
    54,781.48x = 2,240,054,974.74
  5. Step 5: Solve for x
    x = 2,240,054,974.74/54,781.48
  6. Step 6: Final answer
    x = 40,890.73

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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.