Home / 234,391.95-323,437.73-131,006.79

Finding the Fourth Proportional to 234,391.95, 323,437.73 and 131,006.79

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Solution

The fourth proportional to 234,391.95, 323,437.73 and 131,006.79 is: 180,776.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,391.95 : 323,437.73 = 131,006.79 : x
  2. Step 2: Convert to fraction form
    234,391.95/323,437.73 = 131,006.79/x
  3. Step 3: Cross multiply
    234,391.95x = 323,437.73 × 131,006.79
  4. Step 4: Simplify right side
    234,391.95x = 42,372,538,117.15
  5. Step 5: Solve for x
    x = 42,372,538,117.15/234,391.95
  6. Step 6: Final answer
    x = 180,776.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.