Home / 107,522.88-161,284.14-28,637.34

Finding the Fourth Proportional to 107,522.88, 161,284.14 and 28,637.34

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Solution

The fourth proportional to 107,522.88, 161,284.14 and 28,637.34 is: 42,955.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,522.88 : 161,284.14 = 28,637.34 : x
  2. Step 2: Convert to fraction form
    107,522.88/161,284.14 = 28,637.34/x
  3. Step 3: Cross multiply
    107,522.88x = 161,284.14 × 28,637.34
  4. Step 4: Simplify right side
    107,522.88x = 4,618,748,753.79
  5. Step 5: Solve for x
    x = 4,618,748,753.79/107,522.88
  6. Step 6: Final answer
    x = 42,955.96

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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.