Home / 120,923.13-181,385.16-36,684.03

Finding the Fourth Proportional to 120,923.13, 181,385.16 and 36,684.03

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Solution

The fourth proportional to 120,923.13, 181,385.16 and 36,684.03 is: 55,026.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,923.13 : 181,385.16 = 36,684.03 : x
  2. Step 2: Convert to fraction form
    120,923.13/181,385.16 = 36,684.03/x
  3. Step 3: Cross multiply
    120,923.13x = 181,385.16 × 36,684.03
  4. Step 4: Simplify right side
    120,923.13x = 6,653,938,650.99
  5. Step 5: Solve for x
    x = 6,653,938,650.99/120,923.13
  6. Step 6: Final answer
    x = 55,026.19

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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.