Home / 57,552.74-86,328.99-18,113.30

Finding the Fourth Proportional to 57,552.74, 86,328.99 and 18,113.30

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Solution

The fourth proportional to 57,552.74, 86,328.99 and 18,113.30 is: 27,169.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,552.74 : 86,328.99 = 18,113.30 : x
  2. Step 2: Convert to fraction form
    57,552.74/86,328.99 = 18,113.30/x
  3. Step 3: Cross multiply
    57,552.74x = 86,328.99 × 18,113.30
  4. Step 4: Simplify right side
    57,552.74x = 1,563,702,894.57
  5. Step 5: Solve for x
    x = 1,563,702,894.57/57,552.74
  6. Step 6: Final answer
    x = 27,169.91

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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.