Home / 158,738.69-237,920.31-69,806.16

Finding the Fourth Proportional to 158,738.69, 237,920.31 and 69,806.16

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Solution

The fourth proportional to 158,738.69, 237,920.31 and 69,806.16 is: 104,626.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,738.69 : 237,920.31 = 69,806.16 : x
  2. Step 2: Convert to fraction form
    158,738.69/237,920.31 = 69,806.16/x
  3. Step 3: Cross multiply
    158,738.69x = 237,920.31 × 69,806.16
  4. Step 4: Simplify right side
    158,738.69x = 16,608,303,227.11
  5. Step 5: Solve for x
    x = 16,608,303,227.11/158,738.69
  6. Step 6: Final answer
    x = 104,626.69

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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.