Home / 193,087.08-266,491.08-112,561.74

Finding the Fourth Proportional to 193,087.08, 266,491.08 and 112,561.74

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Solution

The fourth proportional to 193,087.08, 266,491.08 and 112,561.74 is: 155,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,087.08 : 266,491.08 = 112,561.74 : x
  2. Step 2: Convert to fraction form
    193,087.08/266,491.08 = 112,561.74/x
  3. Step 3: Cross multiply
    193,087.08x = 266,491.08 × 112,561.74
  4. Step 4: Simplify right side
    193,087.08x = 29,996,699,659.28
  5. Step 5: Solve for x
    x = 29,996,699,659.28/193,087.08
  6. Step 6: Final answer
    x = 155,353.22

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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.