Home / 193,258.72-266,646.28-111,566.96

Finding the Fourth Proportional to 193,258.72, 266,646.28 and 111,566.96

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Solution

The fourth proportional to 193,258.72, 266,646.28 and 111,566.96 is: 153,933.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,258.72 : 266,646.28 = 111,566.96 : x
  2. Step 2: Convert to fraction form
    193,258.72/266,646.28 = 111,566.96/x
  3. Step 3: Cross multiply
    193,258.72x = 266,646.28 × 111,566.96
  4. Step 4: Simplify right side
    193,258.72x = 29,748,914,854.91
  5. Step 5: Solve for x
    x = 29,748,914,854.91/193,258.72
  6. Step 6: Final answer
    x = 153,933.11

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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.