Home / 107,301.24-160,964.82-28,416.96

Finding the Fourth Proportional to 107,301.24, 160,964.82 and 28,416.96

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Solution

The fourth proportional to 107,301.24, 160,964.82 and 28,416.96 is: 42,628.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,301.24 : 160,964.82 = 28,416.96 : x
  2. Step 2: Convert to fraction form
    107,301.24/160,964.82 = 28,416.96/x
  3. Step 3: Cross multiply
    107,301.24x = 160,964.82 × 28,416.96
  4. Step 4: Simplify right side
    107,301.24x = 4,574,130,851.35
  5. Step 5: Solve for x
    x = 4,574,130,851.35/107,301.24
  6. Step 6: Final answer
    x = 42,628.87

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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.