Home / 193,017.62-266,379.08-111,360.50

Finding the Fourth Proportional to 193,017.62, 266,379.08 and 111,360.50

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Solution

The fourth proportional to 193,017.62, 266,379.08 and 111,360.50 is: 153,686.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,017.62 : 266,379.08 = 111,360.50 : x
  2. Step 2: Convert to fraction form
    193,017.62/266,379.08 = 111,360.50/x
  3. Step 3: Cross multiply
    193,017.62x = 266,379.08 × 111,360.50
  4. Step 4: Simplify right side
    193,017.62x = 29,664,107,538.34
  5. Step 5: Solve for x
    x = 29,664,107,538.34/193,017.62
  6. Step 6: Final answer
    x = 153,686.01

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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.