Home / 154,899.41-232,373.43-66,153.38

Finding the Fourth Proportional to 154,899.41, 232,373.43 and 66,153.38

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Solution

The fourth proportional to 154,899.41, 232,373.43 and 66,153.38 is: 99,240.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,899.41 : 232,373.43 = 66,153.38 : x
  2. Step 2: Convert to fraction form
    154,899.41/232,373.43 = 66,153.38/x
  3. Step 3: Cross multiply
    154,899.41x = 232,373.43 × 66,153.38
  4. Step 4: Simplify right side
    154,899.41x = 15,372,286,654.83
  5. Step 5: Solve for x
    x = 15,372,286,654.83/154,899.41
  6. Step 6: Final answer
    x = 99,240.45

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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.