Home / 62,705.53-86,560.41-40,074.94

Finding the Fourth Proportional to 62,705.53, 86,560.41 and 40,074.94

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Solution

The fourth proportional to 62,705.53, 86,560.41 and 40,074.94 is: 55,320.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,705.53 : 86,560.41 = 40,074.94 : x
  2. Step 2: Convert to fraction form
    62,705.53/86,560.41 = 40,074.94/x
  3. Step 3: Cross multiply
    62,705.53x = 86,560.41 × 40,074.94
  4. Step 4: Simplify right side
    62,705.53x = 3,468,903,237.13
  5. Step 5: Solve for x
    x = 3,468,903,237.13/62,705.53
  6. Step 6: Final answer
    x = 55,320.53

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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.