Home / 124,215.30-171,416.88-67,626.54

Finding the Fourth Proportional to 124,215.30, 171,416.88 and 67,626.54

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Solution

The fourth proportional to 124,215.30, 171,416.88 and 67,626.54 is: 93,324.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,215.30 : 171,416.88 = 67,626.54 : x
  2. Step 2: Convert to fraction form
    124,215.30/171,416.88 = 67,626.54/x
  3. Step 3: Cross multiply
    124,215.30x = 171,416.88 × 67,626.54
  4. Step 4: Simplify right side
    124,215.30x = 11,592,330,492.00
  5. Step 5: Solve for x
    x = 11,592,330,492.00/124,215.30
  6. Step 6: Final answer
    x = 93,324.50

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1.5x scale

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.