Home / 121,024.24-167,014.20-67,314.40

Finding the Fourth Proportional to 121,024.24, 167,014.20 and 67,314.40

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Solution

The fourth proportional to 121,024.24, 167,014.20 and 67,314.40 is: 92,894.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,024.24 : 167,014.20 = 67,314.40 : x
  2. Step 2: Convert to fraction form
    121,024.24/167,014.20 = 67,314.40/x
  3. Step 3: Cross multiply
    121,024.24x = 167,014.20 × 67,314.40
  4. Step 4: Simplify right side
    121,024.24x = 11,242,460,664.48
  5. Step 5: Solve for x
    x = 11,242,460,664.48/121,024.24
  6. Step 6: Final answer
    x = 92,894.29

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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.