Home / 67,139.31-92,650.40-36,924.63

Finding the Fourth Proportional to 67,139.31, 92,650.40 and 36,924.63

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Solution

The fourth proportional to 67,139.31, 92,650.40 and 36,924.63 is: 50,954.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,139.31 : 92,650.40 = 36,924.63 : x
  2. Step 2: Convert to fraction form
    67,139.31/92,650.40 = 36,924.63/x
  3. Step 3: Cross multiply
    67,139.31x = 92,650.40 × 36,924.63
  4. Step 4: Simplify right side
    67,139.31x = 3,421,081,554.73
  5. Step 5: Solve for x
    x = 3,421,081,554.73/67,139.31
  6. Step 6: Final answer
    x = 50,954.97

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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.