Home / 96,845.80-145,320.30-37,683.40

Finding the Fourth Proportional to 96,845.80, 145,320.30 and 37,683.40

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Solution

The fourth proportional to 96,845.80, 145,320.30 and 37,683.40 is: 56,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,845.80 : 145,320.30 = 37,683.40 : x
  2. Step 2: Convert to fraction form
    96,845.80/145,320.30 = 37,683.40/x
  3. Step 3: Cross multiply
    96,845.80x = 145,320.30 × 37,683.40
  4. Step 4: Simplify right side
    96,845.80x = 5,476,162,993.02
  5. Step 5: Solve for x
    x = 5,476,162,993.02/96,845.80
  6. Step 6: Final answer
    x = 56,545.18

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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.