Home / 62,315.87-85,995.38-34,021.55

Finding the Fourth Proportional to 62,315.87, 85,995.38 and 34,021.55

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Solution

The fourth proportional to 62,315.87, 85,995.38 and 34,021.55 is: 46,949.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,315.87 : 85,995.38 = 34,021.55 : x
  2. Step 2: Convert to fraction form
    62,315.87/85,995.38 = 34,021.55/x
  3. Step 3: Cross multiply
    62,315.87x = 85,995.38 × 34,021.55
  4. Step 4: Simplify right side
    62,315.87x = 2,925,695,520.35
  5. Step 5: Solve for x
    x = 2,925,695,520.35/62,315.87
  6. Step 6: Final answer
    x = 46,949.45

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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.