Home / 188,217.90-282,266.95-61,828.81

Finding the Fourth Proportional to 188,217.90, 282,266.95 and 61,828.81

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Solution

The fourth proportional to 188,217.90, 282,266.95 and 61,828.81 is: 92,723.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,217.90 : 282,266.95 = 61,828.81 : x
  2. Step 2: Convert to fraction form
    188,217.90/282,266.95 = 61,828.81/x
  3. Step 3: Cross multiply
    188,217.90x = 282,266.95 × 61,828.81
  4. Step 4: Simplify right side
    188,217.90x = 17,452,229,620.83
  5. Step 5: Solve for x
    x = 17,452,229,620.83/188,217.90
  6. Step 6: Final answer
    x = 92,723.54

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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.