Home / 120,793.41-181,153.19-57,580.20

Finding the Fourth Proportional to 120,793.41, 181,153.19 and 57,580.20

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Solution

The fourth proportional to 120,793.41, 181,153.19 and 57,580.20 is: 86,352.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,793.41 : 181,153.19 = 57,580.20 : x
  2. Step 2: Convert to fraction form
    120,793.41/181,153.19 = 57,580.20/x
  3. Step 3: Cross multiply
    120,793.41x = 181,153.19 × 57,580.20
  4. Step 4: Simplify right side
    120,793.41x = 10,430,837,054.79
  5. Step 5: Solve for x
    x = 10,430,837,054.79/120,793.41
  6. Step 6: Final answer
    x = 86,352.70

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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.