Home / 111,594.08-154,046.92-75,344.63

Finding the Fourth Proportional to 111,594.08, 154,046.92 and 75,344.63

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Solution

The fourth proportional to 111,594.08, 154,046.92 and 75,344.63 is: 104,007.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,594.08 : 154,046.92 = 75,344.63 : x
  2. Step 2: Convert to fraction form
    111,594.08/154,046.92 = 75,344.63/x
  3. Step 3: Cross multiply
    111,594.08x = 154,046.92 × 75,344.63
  4. Step 4: Simplify right side
    111,594.08x = 11,606,607,993.28
  5. Step 5: Solve for x
    x = 11,606,607,993.28/111,594.08
  6. Step 6: Final answer
    x = 104,007.39

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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.