Home / 192,823.67-266,065.02-121,152.94

Finding the Fourth Proportional to 192,823.67, 266,065.02 and 121,152.94

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Solution

The fourth proportional to 192,823.67, 266,065.02 and 121,152.94 is: 167,171.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,823.67 : 266,065.02 = 121,152.94 : x
  2. Step 2: Convert to fraction form
    192,823.67/266,065.02 = 121,152.94/x
  3. Step 3: Cross multiply
    192,823.67x = 266,065.02 × 121,152.94
  4. Step 4: Simplify right side
    192,823.67x = 32,234,558,739.00
  5. Step 5: Solve for x
    x = 32,234,558,739.00/192,823.67
  6. Step 6: Final answer
    x = 167,171.17

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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.