Home / 42,639.84-58,843.44-23,777.28

Finding the Fourth Proportional to 42,639.84, 58,843.44 and 23,777.28

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Solution

The fourth proportional to 42,639.84, 58,843.44 and 23,777.28 is: 32,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,639.84 : 58,843.44 = 23,777.28 : x
  2. Step 2: Convert to fraction form
    42,639.84/58,843.44 = 23,777.28/x
  3. Step 3: Cross multiply
    42,639.84x = 58,843.44 × 23,777.28
  4. Step 4: Simplify right side
    42,639.84x = 1,399,136,949.04
  5. Step 5: Solve for x
    x = 1,399,136,949.04/42,639.84
  6. Step 6: Final answer
    x = 32,812.90

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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.