Home / 57,583.12-86,420.76-29,889.04

Finding the Fourth Proportional to 57,583.12, 86,420.76 and 29,889.04

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Solution

The fourth proportional to 57,583.12, 86,420.76 and 29,889.04 is: 44,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,583.12 : 86,420.76 = 29,889.04 : x
  2. Step 2: Convert to fraction form
    57,583.12/86,420.76 = 29,889.04/x
  3. Step 3: Cross multiply
    57,583.12x = 86,420.76 × 29,889.04
  4. Step 4: Simplify right side
    57,583.12x = 2,583,033,552.47
  5. Step 5: Solve for x
    x = 2,583,033,552.47/57,583.12
  6. Step 6: Final answer
    x = 44,857.48

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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.