Home / 125,411.88-173,070.34-68,822.44

Finding the Fourth Proportional to 125,411.88, 173,070.34 and 68,822.44

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Solution

The fourth proportional to 125,411.88, 173,070.34 and 68,822.44 is: 94,976.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,411.88 : 173,070.34 = 68,822.44 : x
  2. Step 2: Convert to fraction form
    125,411.88/173,070.34 = 68,822.44/x
  3. Step 3: Cross multiply
    125,411.88x = 173,070.34 × 68,822.44
  4. Step 4: Simplify right side
    125,411.88x = 11,911,123,090.43
  5. Step 5: Solve for x
    x = 11,911,123,090.43/125,411.88
  6. Step 6: Final answer
    x = 94,976.03

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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.