Home / 102,819.96-141,907.56-62,546.34

Finding the Fourth Proportional to 102,819.96, 141,907.56 and 62,546.34

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Solution

The fourth proportional to 102,819.96, 141,907.56 and 62,546.34 is: 86,323.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,819.96 : 141,907.56 = 62,546.34 : x
  2. Step 2: Convert to fraction form
    102,819.96/141,907.56 = 62,546.34/x
  3. Step 3: Cross multiply
    102,819.96x = 141,907.56 × 62,546.34
  4. Step 4: Simplify right side
    102,819.96x = 8,875,798,496.33
  5. Step 5: Solve for x
    x = 8,875,798,496.33/102,819.96
  6. Step 6: Final answer
    x = 86,323.69

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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.