Home / 51,648.03-71,265.83-30,424.41

Finding the Fourth Proportional to 51,648.03, 71,265.83 and 30,424.41

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Solution

The fourth proportional to 51,648.03, 71,265.83 and 30,424.41 is: 41,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,648.03 : 71,265.83 = 30,424.41 : x
  2. Step 2: Convert to fraction form
    51,648.03/71,265.83 = 30,424.41/x
  3. Step 3: Cross multiply
    51,648.03x = 71,265.83 × 30,424.41
  4. Step 4: Simplify right side
    51,648.03x = 2,168,220,678.79
  5. Step 5: Solve for x
    x = 2,168,220,678.79/51,648.03
  6. Step 6: Final answer
    x = 41,980.70

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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.