Home / 42,621.70-63,950.99-22,877.21

Finding the Fourth Proportional to 42,621.70, 63,950.99 and 22,877.21

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Solution

The fourth proportional to 42,621.70, 63,950.99 and 22,877.21 is: 34,325.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,621.70 : 63,950.99 = 22,877.21 : x
  2. Step 2: Convert to fraction form
    42,621.70/63,950.99 = 22,877.21/x
  3. Step 3: Cross multiply
    42,621.70x = 63,950.99 × 22,877.21
  4. Step 4: Simplify right side
    42,621.70x = 1,463,020,227.94
  5. Step 5: Solve for x
    x = 1,463,020,227.94/42,621.70
  6. Step 6: Final answer
    x = 34,325.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.