Home / 56,400.11-84,102.25-55,893.95

Finding the Fourth Proportional to 56,400.11, 84,102.25 and 55,893.95

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Solution

The fourth proportional to 56,400.11, 84,102.25 and 55,893.95 is: 83,347.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,400.11 : 84,102.25 = 55,893.95 : x
  2. Step 2: Convert to fraction form
    56,400.11/84,102.25 = 55,893.95/x
  3. Step 3: Cross multiply
    56,400.11x = 84,102.25 × 55,893.95
  4. Step 4: Simplify right side
    56,400.11x = 4,700,806,956.39
  5. Step 5: Solve for x
    x = 4,700,806,956.39/56,400.11
  6. Step 6: Final answer
    x = 83,347.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.