Home / 110,944.47-153,106.38-67,923.12

Finding the Fourth Proportional to 110,944.47, 153,106.38 and 67,923.12

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Solution

The fourth proportional to 110,944.47, 153,106.38 and 67,923.12 is: 93,735.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,944.47 : 153,106.38 = 67,923.12 : x
  2. Step 2: Convert to fraction form
    110,944.47/153,106.38 = 67,923.12/x
  3. Step 3: Cross multiply
    110,944.47x = 153,106.38 × 67,923.12
  4. Step 4: Simplify right side
    110,944.47x = 10,399,463,021.51
  5. Step 5: Solve for x
    x = 10,399,463,021.51/110,944.47
  6. Step 6: Final answer
    x = 93,735.75

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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.