Home / 45,813.78-63,222.24-25,670.60

Finding the Fourth Proportional to 45,813.78, 63,222.24 and 25,670.60

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Solution

The fourth proportional to 45,813.78, 63,222.24 and 25,670.60 is: 35,424.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,813.78 : 63,222.24 = 25,670.60 : x
  2. Step 2: Convert to fraction form
    45,813.78/63,222.24 = 25,670.60/x
  3. Step 3: Cross multiply
    45,813.78x = 63,222.24 × 25,670.60
  4. Step 4: Simplify right side
    45,813.78x = 1,622,952,834.14
  5. Step 5: Solve for x
    x = 1,622,952,834.14/45,813.78
  6. Step 6: Final answer
    x = 35,424.99

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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.