Home / 112,920.29-169,393.39-38,014.73

Finding the Fourth Proportional to 112,920.29, 169,393.39 and 38,014.73

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Solution

The fourth proportional to 112,920.29, 169,393.39 and 38,014.73 is: 57,026.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,920.29 : 169,393.39 = 38,014.73 : x
  2. Step 2: Convert to fraction form
    112,920.29/169,393.39 = 38,014.73/x
  3. Step 3: Cross multiply
    112,920.29x = 169,393.39 × 38,014.73
  4. Step 4: Simplify right side
    112,920.29x = 6,439,443,042.63
  5. Step 5: Solve for x
    x = 6,439,443,042.63/112,920.29
  6. Step 6: Final answer
    x = 57,026.45

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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.