Home / 134,128.68-201,192.88-34,288.96

Finding the Fourth Proportional to 134,128.68, 201,192.88 and 34,288.96

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Solution

The fourth proportional to 134,128.68, 201,192.88 and 34,288.96 is: 51,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,128.68 : 201,192.88 = 34,288.96 : x
  2. Step 2: Convert to fraction form
    134,128.68/201,192.88 = 34,288.96/x
  3. Step 3: Cross multiply
    134,128.68x = 201,192.88 × 34,288.96
  4. Step 4: Simplify right side
    134,128.68x = 6,898,694,614.60
  5. Step 5: Solve for x
    x = 6,898,694,614.60/134,128.68
  6. Step 6: Final answer
    x = 51,433.40

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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.