Home / 123,840.33-170,898.15-67,252.11

Finding the Fourth Proportional to 123,840.33, 170,898.15 and 67,252.11

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Solution

The fourth proportional to 123,840.33, 170,898.15 and 67,252.11 is: 92,807.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,840.33 : 170,898.15 = 67,252.11 : x
  2. Step 2: Convert to fraction form
    123,840.33/170,898.15 = 67,252.11/x
  3. Step 3: Cross multiply
    123,840.33x = 170,898.15 × 67,252.11
  4. Step 4: Simplify right side
    123,840.33x = 11,493,261,182.60
  5. Step 5: Solve for x
    x = 11,493,261,182.60/123,840.33
  6. Step 6: Final answer
    x = 92,807.09

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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.