Home / 112,981.48-169,265.67-52,899.73

Finding the Fourth Proportional to 112,981.48, 169,265.67 and 52,899.73

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Solution

The fourth proportional to 112,981.48, 169,265.67 and 52,899.73 is: 79,252.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,981.48 : 169,265.67 = 52,899.73 : x
  2. Step 2: Convert to fraction form
    112,981.48/169,265.67 = 52,899.73/x
  3. Step 3: Cross multiply
    112,981.48x = 169,265.67 × 52,899.73
  4. Step 4: Simplify right side
    112,981.48x = 8,954,108,241.27
  5. Step 5: Solve for x
    x = 8,954,108,241.27/112,981.48
  6. Step 6: Final answer
    x = 79,252.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.