Home / 57,088.08-85,683-27,139.24

Finding the Fourth Proportional to 57,088.08, 85,683 and 27,139.24

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Solution

The fourth proportional to 57,088.08, 85,683 and 27,139.24 is: 40,733.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,088.08 : 85,683 = 27,139.24 : x
  2. Step 2: Convert to fraction form
    57,088.08/85,683 = 27,139.24/x
  3. Step 3: Cross multiply
    57,088.08x = 85,683 × 27,139.24
  4. Step 4: Simplify right side
    57,088.08x = 2,325,371,500.92
  5. Step 5: Solve for x
    x = 2,325,371,500.92/57,088.08
  6. Step 6: Final answer
    x = 40,733.05

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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.