Home / 38,479.75-53,110.90-22,569.33

Finding the Fourth Proportional to 38,479.75, 53,110.90 and 22,569.33

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Solution

The fourth proportional to 38,479.75, 53,110.90 and 22,569.33 is: 31,150.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,479.75 : 53,110.90 = 22,569.33 : x
  2. Step 2: Convert to fraction form
    38,479.75/53,110.90 = 22,569.33/x
  3. Step 3: Cross multiply
    38,479.75x = 53,110.90 × 22,569.33
  4. Step 4: Simplify right side
    38,479.75x = 1,198,677,050.30
  5. Step 5: Solve for x
    x = 1,198,677,050.30/38,479.75
  6. Step 6: Final answer
    x = 31,150.85

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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.