Home / 123,764.04-170,794.54-67,175.40

Finding the Fourth Proportional to 123,764.04, 170,794.54 and 67,175.40

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Solution

The fourth proportional to 123,764.04, 170,794.54 and 67,175.40 is: 92,702.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,764.04 : 170,794.54 = 67,175.40 : x
  2. Step 2: Convert to fraction form
    123,764.04/170,794.54 = 67,175.40/x
  3. Step 3: Cross multiply
    123,764.04x = 170,794.54 × 67,175.40
  4. Step 4: Simplify right side
    123,764.04x = 11,473,191,542.32
  5. Step 5: Solve for x
    x = 11,473,191,542.32/123,764.04
  6. Step 6: Final answer
    x = 92,702.14

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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.