Home / 177,976.17-266,964.21-53,317.17

Finding the Fourth Proportional to 177,976.17, 266,964.21 and 53,317.17

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Solution

The fourth proportional to 177,976.17, 266,964.21 and 53,317.17 is: 79,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,976.17 : 266,964.21 = 53,317.17 : x
  2. Step 2: Convert to fraction form
    177,976.17/266,964.21 = 53,317.17/x
  3. Step 3: Cross multiply
    177,976.17x = 266,964.21 × 53,317.17
  4. Step 4: Simplify right side
    177,976.17x = 14,233,776,168.49
  5. Step 5: Solve for x
    x = 14,233,776,168.49/177,976.17
  6. Step 6: Final answer
    x = 79,975.74

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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.