Home / 55,910.93-83,874.67-18,474.95

Finding the Fourth Proportional to 55,910.93, 83,874.67 and 18,474.95

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Solution

The fourth proportional to 55,910.93, 83,874.67 and 18,474.95 is: 27,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,910.93 : 83,874.67 = 18,474.95 : x
  2. Step 2: Convert to fraction form
    55,910.93/83,874.67 = 18,474.95/x
  3. Step 3: Cross multiply
    55,910.93x = 83,874.67 × 18,474.95
  4. Step 4: Simplify right side
    55,910.93x = 1,549,580,498.02
  5. Step 5: Solve for x
    x = 1,549,580,498.02/55,910.93
  6. Step 6: Final answer
    x = 27,715.16

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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.