Home / 123,621.90-170,598.30-67,033.26

Finding the Fourth Proportional to 123,621.90, 170,598.30 and 67,033.26

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Solution

The fourth proportional to 123,621.90, 170,598.30 and 67,033.26 is: 92,505.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,621.90 : 170,598.30 = 67,033.26 : x
  2. Step 2: Convert to fraction form
    123,621.90/170,598.30 = 67,033.26/x
  3. Step 3: Cross multiply
    123,621.90x = 170,598.30 × 67,033.26
  4. Step 4: Simplify right side
    123,621.90x = 11,435,760,199.46
  5. Step 5: Solve for x
    x = 11,435,760,199.46/123,621.90
  6. Step 6: Final answer
    x = 92,505.94

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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.