Home / 185,888.75-278,832.53-52,769.09

Finding the Fourth Proportional to 185,888.75, 278,832.53 and 52,769.09

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Solution

The fourth proportional to 185,888.75, 278,832.53 and 52,769.09 is: 79,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,888.75 : 278,832.53 = 52,769.09 : x
  2. Step 2: Convert to fraction form
    185,888.75/278,832.53 = 52,769.09/x
  3. Step 3: Cross multiply
    185,888.75x = 278,832.53 × 52,769.09
  4. Step 4: Simplify right side
    185,888.75x = 14,713,739,699.50
  5. Step 5: Solve for x
    x = 14,713,739,699.50/185,888.75
  6. Step 6: Final answer
    x = 79,153.47

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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.