Home / 38,827.20-58,111.20-34,161.60

Finding the Fourth Proportional to 38,827.20, 58,111.20 and 34,161.60

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Solution

The fourth proportional to 38,827.20, 58,111.20 and 34,161.60 is: 51,128.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,827.20 : 58,111.20 = 34,161.60 : x
  2. Step 2: Convert to fraction form
    38,827.20/58,111.20 = 34,161.60/x
  3. Step 3: Cross multiply
    38,827.20x = 58,111.20 × 34,161.60
  4. Step 4: Simplify right side
    38,827.20x = 1,985,171,569.92
  5. Step 5: Solve for x
    x = 1,985,171,569.92/38,827.20
  6. Step 6: Final answer
    x = 51,128.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.