Home / 193,395.22-266,881.17-107,349.14

Finding the Fourth Proportional to 193,395.22, 266,881.17 and 107,349.14

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Solution

The fourth proportional to 193,395.22, 266,881.17 and 107,349.14 is: 148,139.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,395.22 : 266,881.17 = 107,349.14 : x
  2. Step 2: Convert to fraction form
    193,395.22/266,881.17 = 107,349.14/x
  3. Step 3: Cross multiply
    193,395.22x = 266,881.17 × 107,349.14
  4. Step 4: Simplify right side
    193,395.22x = 28,649,464,081.69
  5. Step 5: Solve for x
    x = 28,649,464,081.69/193,395.22
  6. Step 6: Final answer
    x = 148,139.47

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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.