Home / 154,039.10-231,058.65-94,682.30

Finding the Fourth Proportional to 154,039.10, 231,058.65 and 94,682.30

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Solution

The fourth proportional to 154,039.10, 231,058.65 and 94,682.30 is: 142,023.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,039.10 : 231,058.65 = 94,682.30 : x
  2. Step 2: Convert to fraction form
    154,039.10/231,058.65 = 94,682.30/x
  3. Step 3: Cross multiply
    154,039.10x = 231,058.65 × 94,682.30
  4. Step 4: Simplify right side
    154,039.10x = 21,877,164,416.90
  5. Step 5: Solve for x
    x = 21,877,164,416.90/154,039.10
  6. Step 6: Final answer
    x = 142,023.45

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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.