Home / 66,521.20-99,927.60-49,102.96

Finding the Fourth Proportional to 66,521.20, 99,927.60 and 49,102.96

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Solution

The fourth proportional to 66,521.20, 99,927.60 and 49,102.96 is: 73,762.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,521.20 : 99,927.60 = 49,102.96 : x
  2. Step 2: Convert to fraction form
    66,521.20/99,927.60 = 49,102.96/x
  3. Step 3: Cross multiply
    66,521.20x = 99,927.60 × 49,102.96
  4. Step 4: Simplify right side
    66,521.20x = 4,906,740,945.70
  5. Step 5: Solve for x
    x = 4,906,740,945.70/66,521.20
  6. Step 6: Final answer
    x = 73,762.06

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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.