Home / 102,775.16-141,821.89-62,483.33

Finding the Fourth Proportional to 102,775.16, 141,821.89 and 62,483.33

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Solution

The fourth proportional to 102,775.16, 141,821.89 and 62,483.33 is: 86,222.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,775.16 : 141,821.89 = 62,483.33 : x
  2. Step 2: Convert to fraction form
    102,775.16/141,821.89 = 62,483.33/x
  3. Step 3: Cross multiply
    102,775.16x = 141,821.89 × 62,483.33
  4. Step 4: Simplify right side
    102,775.16x = 8,861,504,152.44
  5. Step 5: Solve for x
    x = 8,861,504,152.44/102,775.16
  6. Step 6: Final answer
    x = 86,222.23

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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.