Home / 124,212.20-171,415.56-67,623.56

Finding the Fourth Proportional to 124,212.20, 171,415.56 and 67,623.56

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Solution

The fourth proportional to 124,212.20, 171,415.56 and 67,623.56 is: 93,322.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,212.20 : 171,415.56 = 67,623.56 : x
  2. Step 2: Convert to fraction form
    124,212.20/171,415.56 = 67,623.56/x
  3. Step 3: Cross multiply
    124,212.20x = 171,415.56 × 67,623.56
  4. Step 4: Simplify right side
    124,212.20x = 11,591,730,406.59
  5. Step 5: Solve for x
    x = 11,591,730,406.59/124,212.20
  6. Step 6: Final answer
    x = 93,322.00

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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.