Home / 154,058.65-231,087.98-43,250.65

Finding the Fourth Proportional to 154,058.65, 231,087.98 and 43,250.65

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Solution

The fourth proportional to 154,058.65, 231,087.98 and 43,250.65 is: 64,875.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,058.65 : 231,087.98 = 43,250.65 : x
  2. Step 2: Convert to fraction form
    154,058.65/231,087.98 = 43,250.65/x
  3. Step 3: Cross multiply
    154,058.65x = 231,087.98 × 43,250.65
  4. Step 4: Simplify right side
    154,058.65x = 9,994,705,125.93
  5. Step 5: Solve for x
    x = 9,994,705,125.93/154,058.65
  6. Step 6: Final answer
    x = 64,875.98

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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.