Home / 67,029.15-92,474.49-38,343

Finding the Fourth Proportional to 67,029.15, 92,474.49 and 38,343

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Solution

The fourth proportional to 67,029.15, 92,474.49 and 38,343 is: 52,898.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,029.15 : 92,474.49 = 38,343 : x
  2. Step 2: Convert to fraction form
    67,029.15/92,474.49 = 38,343/x
  3. Step 3: Cross multiply
    67,029.15x = 92,474.49 × 38,343
  4. Step 4: Simplify right side
    67,029.15x = 3,545,749,370.07
  5. Step 5: Solve for x
    x = 3,545,749,370.07/67,029.15
  6. Step 6: Final answer
    x = 52,898.62

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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.