Home / 197,628.87-296,451.50-57,387.50

Finding the Fourth Proportional to 197,628.87, 296,451.50 and 57,387.50

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Solution

The fourth proportional to 197,628.87, 296,451.50 and 57,387.50 is: 86,083.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,628.87 : 296,451.50 = 57,387.50 : x
  2. Step 2: Convert to fraction form
    197,628.87/296,451.50 = 57,387.50/x
  3. Step 3: Cross multiply
    197,628.87x = 296,451.50 × 57,387.50
  4. Step 4: Simplify right side
    197,628.87x = 17,012,609,117.46
  5. Step 5: Solve for x
    x = 17,012,609,117.46/197,628.87
  6. Step 6: Final answer
    x = 86,083.62

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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.