Home / 177,818.04-266,734.08-77,928.84

Finding the Fourth Proportional to 177,818.04, 266,734.08 and 77,928.84

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Solution

The fourth proportional to 177,818.04, 266,734.08 and 77,928.84 is: 116,896.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,818.04 : 266,734.08 = 77,928.84 : x
  2. Step 2: Convert to fraction form
    177,818.04/266,734.08 = 77,928.84/x
  3. Step 3: Cross multiply
    177,818.04x = 266,734.08 × 77,928.84
  4. Step 4: Simplify right side
    177,818.04x = 20,786,277,442.87
  5. Step 5: Solve for x
    x = 20,786,277,442.87/177,818.04
  6. Step 6: Final answer
    x = 116,896.34

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1.5x scale

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.