Home / 57,803.10-86,718.51-18,360.24

Finding the Fourth Proportional to 57,803.10, 86,718.51 and 18,360.24

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Solution

The fourth proportional to 57,803.10, 86,718.51 and 18,360.24 is: 27,544.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,803.10 : 86,718.51 = 18,360.24 : x
  2. Step 2: Convert to fraction form
    57,803.10/86,718.51 = 18,360.24/x
  3. Step 3: Cross multiply
    57,803.10x = 86,718.51 × 18,360.24
  4. Step 4: Simplify right side
    57,803.10x = 1,592,172,656.04
  5. Step 5: Solve for x
    x = 1,592,172,656.04/57,803.10
  6. Step 6: Final answer
    x = 27,544.76

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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.