Home / 166,084.34-248,751.95-77,150.69

Finding the Fourth Proportional to 166,084.34, 248,751.95 and 77,150.69

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Solution

The fourth proportional to 166,084.34, 248,751.95 and 77,150.69 is: 115,552.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,084.34 : 248,751.95 = 77,150.69 : x
  2. Step 2: Convert to fraction form
    166,084.34/248,751.95 = 77,150.69/x
  3. Step 3: Cross multiply
    166,084.34x = 248,751.95 × 77,150.69
  4. Step 4: Simplify right side
    166,084.34x = 19,191,382,951.83
  5. Step 5: Solve for x
    x = 19,191,382,951.83/166,084.34
  6. Step 6: Final answer
    x = 115,552.04

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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.