Home / 124,941.02-172,418.42-68,352.39

Finding the Fourth Proportional to 124,941.02, 172,418.42 and 68,352.39

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Solution

The fourth proportional to 124,941.02, 172,418.42 and 68,352.39 is: 94,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,941.02 : 172,418.42 = 68,352.39 : x
  2. Step 2: Convert to fraction form
    124,941.02/172,418.42 = 68,352.39/x
  3. Step 3: Cross multiply
    124,941.02x = 172,418.42 × 68,352.39
  4. Step 4: Simplify right side
    124,941.02x = 11,785,211,257.90
  5. Step 5: Solve for x
    x = 11,785,211,257.90/124,941.02
  6. Step 6: Final answer
    x = 94,326.20

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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.