Home / 96,823.44-145,259.80-56,876.21

Finding the Fourth Proportional to 96,823.44, 145,259.80 and 56,876.21

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Solution

The fourth proportional to 96,823.44, 145,259.80 and 56,876.21 is: 85,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,823.44 : 145,259.80 = 56,876.21 : x
  2. Step 2: Convert to fraction form
    96,823.44/145,259.80 = 56,876.21/x
  3. Step 3: Cross multiply
    96,823.44x = 145,259.80 × 56,876.21
  4. Step 4: Simplify right side
    96,823.44x = 8,261,826,163.06
  5. Step 5: Solve for x
    x = 8,261,826,163.06/96,823.44
  6. Step 6: Final answer
    x = 85,328.78

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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.