Home / 124,633.40-171,993.20-68,044.76

Finding the Fourth Proportional to 124,633.40, 171,993.20 and 68,044.76

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Solution

The fourth proportional to 124,633.40, 171,993.20 and 68,044.76 is: 93,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,633.40 : 171,993.20 = 68,044.76 : x
  2. Step 2: Convert to fraction form
    124,633.40/171,993.20 = 68,044.76/x
  3. Step 3: Cross multiply
    124,633.40x = 171,993.20 × 68,044.76
  4. Step 4: Simplify right side
    124,633.40x = 11,703,236,015.63
  5. Step 5: Solve for x
    x = 11,703,236,015.63/124,633.40
  6. Step 6: Final answer
    x = 93,901.28

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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.