Home / 124,020.75-171,149.85-67,433.34

Finding the Fourth Proportional to 124,020.75, 171,149.85 and 67,433.34

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Solution

The fourth proportional to 124,020.75, 171,149.85 and 67,433.34 is: 93,058.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,020.75 : 171,149.85 = 67,433.34 : x
  2. Step 2: Convert to fraction form
    124,020.75/171,149.85 = 67,433.34/x
  3. Step 3: Cross multiply
    124,020.75x = 171,149.85 × 67,433.34
  4. Step 4: Simplify right side
    124,020.75x = 11,541,206,026.00
  5. Step 5: Solve for x
    x = 11,541,206,026.00/124,020.75
  6. Step 6: Final answer
    x = 93,058.67

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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.