Home / 37,062.55-55,602.68-12,102.65

Finding the Fourth Proportional to 37,062.55, 55,602.68 and 12,102.65

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Solution

The fourth proportional to 37,062.55, 55,602.68 and 12,102.65 is: 18,156.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,062.55 : 55,602.68 = 12,102.65 : x
  2. Step 2: Convert to fraction form
    37,062.55/55,602.68 = 12,102.65/x
  3. Step 3: Cross multiply
    37,062.55x = 55,602.68 × 12,102.65
  4. Step 4: Simplify right side
    37,062.55x = 672,939,436.58
  5. Step 5: Solve for x
    x = 672,939,436.58/37,062.55
  6. Step 6: Final answer
    x = 18,156.86

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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.