Home / 153,923.68-230,647.38-103,807.36

Finding the Fourth Proportional to 153,923.68, 230,647.38 and 103,807.36

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Solution

The fourth proportional to 153,923.68, 230,647.38 and 103,807.36 is: 155,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,923.68 : 230,647.38 = 103,807.36 : x
  2. Step 2: Convert to fraction form
    153,923.68/230,647.38 = 103,807.36/x
  3. Step 3: Cross multiply
    153,923.68x = 230,647.38 × 103,807.36
  4. Step 4: Simplify right side
    153,923.68x = 23,942,895,608.72
  5. Step 5: Solve for x
    x = 23,942,895,608.72/153,923.68
  6. Step 6: Final answer
    x = 155,550.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.