Home / 134,728.34-202,225.46-71,548.28

Finding the Fourth Proportional to 134,728.34, 202,225.46 and 71,548.28

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Solution

The fourth proportional to 134,728.34, 202,225.46 and 71,548.28 is: 107,393.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,728.34 : 202,225.46 = 71,548.28 : x
  2. Step 2: Convert to fraction form
    134,728.34/202,225.46 = 71,548.28/x
  3. Step 3: Cross multiply
    134,728.34x = 202,225.46 × 71,548.28
  4. Step 4: Simplify right side
    134,728.34x = 14,468,882,466.34
  5. Step 5: Solve for x
    x = 14,468,882,466.34/134,728.34
  6. Step 6: Final answer
    x = 107,393.02

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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.