Home / 134,954.40-202,431.60-124,816.80

Finding the Fourth Proportional to 134,954.40, 202,431.60 and 124,816.80

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Solution

The fourth proportional to 134,954.40, 202,431.60 and 124,816.80 is: 187,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,954.40 : 202,431.60 = 124,816.80 : x
  2. Step 2: Convert to fraction form
    134,954.40/202,431.60 = 124,816.80/x
  3. Step 3: Cross multiply
    134,954.40x = 202,431.60 × 124,816.80
  4. Step 4: Simplify right side
    134,954.40x = 25,266,864,530.88
  5. Step 5: Solve for x
    x = 25,266,864,530.88/134,954.40
  6. Step 6: Final answer
    x = 187,225.20

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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.