Home / 57,616.16-86,424.21-18,176.36

Finding the Fourth Proportional to 57,616.16, 86,424.21 and 18,176.36

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Solution

The fourth proportional to 57,616.16, 86,424.21 and 18,176.36 is: 27,264.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,616.16 : 86,424.21 = 18,176.36 : x
  2. Step 2: Convert to fraction form
    57,616.16/86,424.21 = 18,176.36/x
  3. Step 3: Cross multiply
    57,616.16x = 86,424.21 × 18,176.36
  4. Step 4: Simplify right side
    57,616.16x = 1,570,877,121.55
  5. Step 5: Solve for x
    x = 1,570,877,121.55/57,616.16
  6. Step 6: Final answer
    x = 27,264.53

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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.