Home / 96,821.63-145,257.08-56,874.39

Finding the Fourth Proportional to 96,821.63, 145,257.08 and 56,874.39

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Solution

The fourth proportional to 96,821.63, 145,257.08 and 56,874.39 is: 85,326.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,821.63 : 145,257.08 = 56,874.39 : x
  2. Step 2: Convert to fraction form
    96,821.63/145,257.08 = 56,874.39/x
  3. Step 3: Cross multiply
    96,821.63x = 145,257.08 × 56,874.39
  4. Step 4: Simplify right side
    96,821.63x = 8,261,407,818.18
  5. Step 5: Solve for x
    x = 8,261,407,818.18/96,821.63
  6. Step 6: Final answer
    x = 85,326.06

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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.