Home / 124,863.34-172,311.70-68,274.86

Finding the Fourth Proportional to 124,863.34, 172,311.70 and 68,274.86

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Solution

The fourth proportional to 124,863.34, 172,311.70 and 68,274.86 is: 94,219.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,863.34 : 172,311.70 = 68,274.86 : x
  2. Step 2: Convert to fraction form
    124,863.34/172,311.70 = 68,274.86/x
  3. Step 3: Cross multiply
    124,863.34x = 172,311.70 × 68,274.86
  4. Step 4: Simplify right side
    124,863.34x = 11,764,557,193.86
  5. Step 5: Solve for x
    x = 11,764,557,193.86/124,863.34
  6. Step 6: Final answer
    x = 94,219.47

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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.