Home / 96,747.93-145,116.77-30,180.43

Finding the Fourth Proportional to 96,747.93, 145,116.77 and 30,180.43

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Solution

The fourth proportional to 96,747.93, 145,116.77 and 30,180.43 is: 45,269.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,747.93 : 145,116.77 = 30,180.43 : x
  2. Step 2: Convert to fraction form
    96,747.93/145,116.77 = 30,180.43/x
  3. Step 3: Cross multiply
    96,747.93x = 145,116.77 × 30,180.43
  4. Step 4: Simplify right side
    96,747.93x = 4,379,686,518.81
  5. Step 5: Solve for x
    x = 4,379,686,518.81/96,747.93
  6. Step 6: Final answer
    x = 45,269.05

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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.