Home / 154,993.06-232,513.89-66,247.03

Finding the Fourth Proportional to 154,993.06, 232,513.89 and 66,247.03

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Solution

The fourth proportional to 154,993.06, 232,513.89 and 66,247.03 is: 99,380.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,993.06 : 232,513.89 = 66,247.03 : x
  2. Step 2: Convert to fraction form
    154,993.06/232,513.89 = 66,247.03/x
  3. Step 3: Cross multiply
    154,993.06x = 232,513.89 × 66,247.03
  4. Step 4: Simplify right side
    154,993.06x = 15,403,355,061.10
  5. Step 5: Solve for x
    x = 15,403,355,061.10/154,993.06
  6. Step 6: Final answer
    x = 99,380.93

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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.