Home / 154,266.08-231,502.41-54,426.51

Finding the Fourth Proportional to 154,266.08, 231,502.41 and 54,426.51

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Solution

The fourth proportional to 154,266.08, 231,502.41 and 54,426.51 is: 81,676.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,266.08 : 231,502.41 = 54,426.51 : x
  2. Step 2: Convert to fraction form
    154,266.08/231,502.41 = 54,426.51/x
  3. Step 3: Cross multiply
    154,266.08x = 231,502.41 × 54,426.51
  4. Step 4: Simplify right side
    154,266.08x = 12,599,868,232.89
  5. Step 5: Solve for x
    x = 12,599,868,232.89/154,266.08
  6. Step 6: Final answer
    x = 81,676.21

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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.