Home / 61,901.21-92,850.91-15,154.09

Finding the Fourth Proportional to 61,901.21, 92,850.91 and 15,154.09

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Solution

The fourth proportional to 61,901.21, 92,850.91 and 15,154.09 is: 22,730.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,901.21 : 92,850.91 = 15,154.09 : x
  2. Step 2: Convert to fraction form
    61,901.21/92,850.91 = 15,154.09/x
  3. Step 3: Cross multiply
    61,901.21x = 92,850.91 × 15,154.09
  4. Step 4: Simplify right side
    61,901.21x = 1,407,070,776.71
  5. Step 5: Solve for x
    x = 1,407,070,776.71/61,901.21
  6. Step 6: Final answer
    x = 22,730.91

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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.