Home / 122,090.74-168,477.20-68,363.44

Finding the Fourth Proportional to 122,090.74, 168,477.20 and 68,363.44

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Solution

The fourth proportional to 122,090.74, 168,477.20 and 68,363.44 is: 94,337.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,090.74 : 168,477.20 = 68,363.44 : x
  2. Step 2: Convert to fraction form
    122,090.74/168,477.20 = 68,363.44/x
  3. Step 3: Cross multiply
    122,090.74x = 168,477.20 × 68,363.44
  4. Step 4: Simplify right side
    122,090.74x = 11,517,680,953.57
  5. Step 5: Solve for x
    x = 11,517,680,953.57/122,090.74
  6. Step 6: Final answer
    x = 94,337.06

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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.