Home / 60,714.46-91,016.55-21,250.05

Finding the Fourth Proportional to 60,714.46, 91,016.55 and 21,250.05

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Solution

The fourth proportional to 60,714.46, 91,016.55 and 21,250.05 is: 31,855.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,714.46 : 91,016.55 = 21,250.05 : x
  2. Step 2: Convert to fraction form
    60,714.46/91,016.55 = 21,250.05/x
  3. Step 3: Cross multiply
    60,714.46x = 91,016.55 × 21,250.05
  4. Step 4: Simplify right side
    60,714.46x = 1,934,105,897.02
  5. Step 5: Solve for x
    x = 1,934,105,897.02/60,714.46
  6. Step 6: Final answer
    x = 31,855.77

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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.