Home / 62,909.60-94,331.75-18,530.51

Finding the Fourth Proportional to 62,909.60, 94,331.75 and 18,530.51

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Solution

The fourth proportional to 62,909.60, 94,331.75 and 18,530.51 is: 27,786.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,909.60 : 94,331.75 = 18,530.51 : x
  2. Step 2: Convert to fraction form
    62,909.60/94,331.75 = 18,530.51/x
  3. Step 3: Cross multiply
    62,909.60x = 94,331.75 × 18,530.51
  4. Step 4: Simplify right side
    62,909.60x = 1,748,014,872.38
  5. Step 5: Solve for x
    x = 1,748,014,872.38/62,909.60
  6. Step 6: Final answer
    x = 27,786.14

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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.