Home / 124,227.64-171,429.78-67,637.80

Finding the Fourth Proportional to 124,227.64, 171,429.78 and 67,637.80

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Solution

The fourth proportional to 124,227.64, 171,429.78 and 67,637.80 is: 93,337.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,227.64 : 171,429.78 = 67,637.80 : x
  2. Step 2: Convert to fraction form
    124,227.64/171,429.78 = 67,637.80/x
  3. Step 3: Cross multiply
    124,227.64x = 171,429.78 × 67,637.80
  4. Step 4: Simplify right side
    124,227.64x = 11,595,133,173.68
  5. Step 5: Solve for x
    x = 11,595,133,173.68/124,227.64
  6. Step 6: Final answer
    x = 93,337.79

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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.