Home / 134,614.16-185,739.72-92,157.20

Finding the Fourth Proportional to 134,614.16, 185,739.72 and 92,157.20

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Solution

The fourth proportional to 134,614.16, 185,739.72 and 92,157.20 is: 127,157.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,614.16 : 185,739.72 = 92,157.20 : x
  2. Step 2: Convert to fraction form
    134,614.16/185,739.72 = 92,157.20/x
  3. Step 3: Cross multiply
    134,614.16x = 185,739.72 × 92,157.20
  4. Step 4: Simplify right side
    134,614.16x = 17,117,252,523.98
  5. Step 5: Solve for x
    x = 17,117,252,523.98/134,614.16
  6. Step 6: Final answer
    x = 127,157.89

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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.