Home / 40,506.75-55,881.99-25,389.09

Finding the Fourth Proportional to 40,506.75, 55,881.99 and 25,389.09

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Solution

The fourth proportional to 40,506.75, 55,881.99 and 25,389.09 is: 35,026.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,506.75 : 55,881.99 = 25,389.09 : x
  2. Step 2: Convert to fraction form
    40,506.75/55,881.99 = 25,389.09/x
  3. Step 3: Cross multiply
    40,506.75x = 55,881.99 × 25,389.09
  4. Step 4: Simplify right side
    40,506.75x = 1,418,792,873.49
  5. Step 5: Solve for x
    x = 1,418,792,873.49/40,506.75
  6. Step 6: Final answer
    x = 35,026.09

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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.