Home / 124,214.62-171,416.20-67,626

Finding the Fourth Proportional to 124,214.62, 171,416.20 and 67,626

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Solution

The fourth proportional to 124,214.62, 171,416.20 and 67,626 is: 93,323.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,214.62 : 171,416.20 = 67,626 : x
  2. Step 2: Convert to fraction form
    124,214.62/171,416.20 = 67,626/x
  3. Step 3: Cross multiply
    124,214.62x = 171,416.20 × 67,626
  4. Step 4: Simplify right side
    124,214.62x = 11,592,191,941.20
  5. Step 5: Solve for x
    x = 11,592,191,941.20/124,214.62
  6. Step 6: Final answer
    x = 93,323.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.