Home / 123,764.02-170,794.67-67,175.39

Finding the Fourth Proportional to 123,764.02, 170,794.67 and 67,175.39

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Solution

The fourth proportional to 123,764.02, 170,794.67 and 67,175.39 is: 92,702.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,764.02 : 170,794.67 = 67,175.39 : x
  2. Step 2: Convert to fraction form
    123,764.02/170,794.67 = 67,175.39/x
  3. Step 3: Cross multiply
    123,764.02x = 170,794.67 × 67,175.39
  4. Step 4: Simplify right side
    123,764.02x = 11,473,198,567.17
  5. Step 5: Solve for x
    x = 11,473,198,567.17/123,764.02
  6. Step 6: Final answer
    x = 92,702.22

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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.