Home / 193,445.73-266,963.44-107,404.72

Finding the Fourth Proportional to 193,445.73, 266,963.44 and 107,404.72

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Solution

The fourth proportional to 193,445.73, 266,963.44 and 107,404.72 is: 148,223.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,445.73 : 266,963.44 = 107,404.72 : x
  2. Step 2: Convert to fraction form
    193,445.73/266,963.44 = 107,404.72/x
  3. Step 3: Cross multiply
    193,445.73x = 266,963.44 × 107,404.72
  4. Step 4: Simplify right side
    193,445.73x = 28,673,132,457.13
  5. Step 5: Solve for x
    x = 28,673,132,457.13/193,445.73
  6. Step 6: Final answer
    x = 148,223.13

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1.5x scale

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.