Home / 62,315.91-85,997.43-34,021.80

Finding the Fourth Proportional to 62,315.91, 85,997.43 and 34,021.80

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Solution

The fourth proportional to 62,315.91, 85,997.43 and 34,021.80 is: 46,950.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,315.91 : 85,997.43 = 34,021.80 : x
  2. Step 2: Convert to fraction form
    62,315.91/85,997.43 = 34,021.80/x
  3. Step 3: Cross multiply
    62,315.91x = 85,997.43 × 34,021.80
  4. Step 4: Simplify right side
    62,315.91x = 2,925,787,363.97
  5. Step 5: Solve for x
    x = 2,925,787,363.97/62,315.91
  6. Step 6: Final answer
    x = 46,950.89

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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.