Home / 124,520.20-186,197.10-93,027.40

Finding the Fourth Proportional to 124,520.20, 186,197.10 and 93,027.40

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Solution

The fourth proportional to 124,520.20, 186,197.10 and 93,027.40 is: 139,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,520.20 : 186,197.10 = 93,027.40 : x
  2. Step 2: Convert to fraction form
    124,520.20/186,197.10 = 93,027.40/x
  3. Step 3: Cross multiply
    124,520.20x = 186,197.10 × 93,027.40
  4. Step 4: Simplify right side
    124,520.20x = 17,321,432,100.54
  5. Step 5: Solve for x
    x = 17,321,432,100.54/124,520.20
  6. Step 6: Final answer
    x = 139,105.40

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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.