Home / 145,906.67-201,316.91-88,544.69

Finding the Fourth Proportional to 145,906.67, 201,316.91 and 88,544.69

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Solution

The fourth proportional to 145,906.67, 201,316.91 and 88,544.69 is: 122,170.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,906.67 : 201,316.91 = 88,544.69 : x
  2. Step 2: Convert to fraction form
    145,906.67/201,316.91 = 88,544.69/x
  3. Step 3: Cross multiply
    145,906.67x = 201,316.91 × 88,544.69
  4. Step 4: Simplify right side
    145,906.67x = 17,825,542,884.42
  5. Step 5: Solve for x
    x = 17,825,542,884.42/145,906.67
  6. Step 6: Final answer
    x = 122,170.86

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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.