Home / 134,338.40-201,637.20-67,853.60

Finding the Fourth Proportional to 134,338.40, 201,637.20 and 67,853.60

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Solution

The fourth proportional to 134,338.40, 201,637.20 and 67,853.60 is: 101,845.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,338.40 : 201,637.20 = 67,853.60 : x
  2. Step 2: Convert to fraction form
    134,338.40/201,637.20 = 67,853.60/x
  3. Step 3: Cross multiply
    134,338.40x = 201,637.20 × 67,853.60
  4. Step 4: Simplify right side
    134,338.40x = 13,681,809,913.92
  5. Step 5: Solve for x
    x = 13,681,809,913.92/134,338.40
  6. Step 6: Final answer
    x = 101,845.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.