Home / 185,483.10-278,311.05-96,836.70

Finding the Fourth Proportional to 185,483.10, 278,311.05 and 96,836.70

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Solution

The fourth proportional to 185,483.10, 278,311.05 and 96,836.70 is: 145,300.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,483.10 : 278,311.05 = 96,836.70 : x
  2. Step 2: Convert to fraction form
    185,483.10/278,311.05 = 96,836.70/x
  3. Step 3: Cross multiply
    185,483.10x = 278,311.05 × 96,836.70
  4. Step 4: Simplify right side
    185,483.10x = 26,950,723,655.54
  5. Step 5: Solve for x
    x = 26,950,723,655.54/185,483.10
  6. Step 6: Final answer
    x = 145,300.16

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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.