Home / 54,814.30-75,658.35-30,954.94

Finding the Fourth Proportional to 54,814.30, 75,658.35 and 30,954.94

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Solution

The fourth proportional to 54,814.30, 75,658.35 and 30,954.94 is: 42,726.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,814.30 : 75,658.35 = 30,954.94 : x
  2. Step 2: Convert to fraction form
    54,814.30/75,658.35 = 30,954.94/x
  3. Step 3: Cross multiply
    54,814.30x = 75,658.35 × 30,954.94
  4. Step 4: Simplify right side
    54,814.30x = 2,341,999,611.68
  5. Step 5: Solve for x
    x = 2,341,999,611.68/54,814.30
  6. Step 6: Final answer
    x = 42,726.07

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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.