Home / 120,734.32-181,060.47-41,830.13

Finding the Fourth Proportional to 120,734.32, 181,060.47 and 41,830.13

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Solution

The fourth proportional to 120,734.32, 181,060.47 and 41,830.13 is: 62,730.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,734.32 : 181,060.47 = 41,830.13 : x
  2. Step 2: Convert to fraction form
    120,734.32/181,060.47 = 41,830.13/x
  3. Step 3: Cross multiply
    120,734.32x = 181,060.47 × 41,830.13
  4. Step 4: Simplify right side
    120,734.32x = 7,573,782,997.96
  5. Step 5: Solve for x
    x = 7,573,782,997.96/120,734.32
  6. Step 6: Final answer
    x = 62,730.99

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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.