Home / 51,848.08-77,811.80-40,132.24

Finding the Fourth Proportional to 51,848.08, 77,811.80 and 40,132.24

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Solution

The fourth proportional to 51,848.08, 77,811.80 and 40,132.24 is: 60,229.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,848.08 : 77,811.80 = 40,132.24 : x
  2. Step 2: Convert to fraction form
    51,848.08/77,811.80 = 40,132.24/x
  3. Step 3: Cross multiply
    51,848.08x = 77,811.80 × 40,132.24
  4. Step 4: Simplify right side
    51,848.08x = 3,122,761,832.43
  5. Step 5: Solve for x
    x = 3,122,761,832.43/51,848.08
  6. Step 6: Final answer
    x = 60,229.07

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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.