Home / 38,714.80-58,115.40-36,176.80

Finding the Fourth Proportional to 38,714.80, 58,115.40 and 36,176.80

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Solution

The fourth proportional to 38,714.80, 58,115.40 and 36,176.80 is: 54,305.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,714.80 : 58,115.40 = 36,176.80 : x
  2. Step 2: Convert to fraction form
    38,714.80/58,115.40 = 36,176.80/x
  3. Step 3: Cross multiply
    38,714.80x = 58,115.40 × 36,176.80
  4. Step 4: Simplify right side
    38,714.80x = 2,102,429,202.72
  5. Step 5: Solve for x
    x = 2,102,429,202.72/38,714.80
  6. Step 6: Final answer
    x = 54,305.57

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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.