Home / 62,407.45-93,626.03-20,287.72

Finding the Fourth Proportional to 62,407.45, 93,626.03 and 20,287.72

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Solution

The fourth proportional to 62,407.45, 93,626.03 and 20,287.72 is: 30,436.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,407.45 : 93,626.03 = 20,287.72 : x
  2. Step 2: Convert to fraction form
    62,407.45/93,626.03 = 20,287.72/x
  3. Step 3: Cross multiply
    62,407.45x = 93,626.03 × 20,287.72
  4. Step 4: Simplify right side
    62,407.45x = 1,899,458,681.35
  5. Step 5: Solve for x
    x = 1,899,458,681.35/62,407.45
  6. Step 6: Final answer
    x = 30,436.41

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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.