Home / 184,000.14-274,657.50-157,872.78

Finding the Fourth Proportional to 184,000.14, 274,657.50 and 157,872.78

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Solution

The fourth proportional to 184,000.14, 274,657.50 and 157,872.78 is: 235,657.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,000.14 : 274,657.50 = 157,872.78 : x
  2. Step 2: Convert to fraction form
    184,000.14/274,657.50 = 157,872.78/x
  3. Step 3: Cross multiply
    184,000.14x = 274,657.50 × 157,872.78
  4. Step 4: Simplify right side
    184,000.14x = 43,360,943,072.85
  5. Step 5: Solve for x
    x = 43,360,943,072.85/184,000.14
  6. Step 6: Final answer
    x = 235,657.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.