Home / 193,448.72-266,967.56-107,407.70

Finding the Fourth Proportional to 193,448.72, 266,967.56 and 107,407.70

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Solution

The fourth proportional to 193,448.72, 266,967.56 and 107,407.70 is: 148,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,448.72 : 266,967.56 = 107,407.70 : x
  2. Step 2: Convert to fraction form
    193,448.72/266,967.56 = 107,407.70/x
  3. Step 3: Cross multiply
    193,448.72x = 266,967.56 × 107,407.70
  4. Step 4: Simplify right side
    193,448.72x = 28,674,371,594.21
  5. Step 5: Solve for x
    x = 28,674,371,594.21/193,448.72
  6. Step 6: Final answer
    x = 148,227.25

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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.