Home / 42,325.10-63,491.97-14,619.50

Finding the Fourth Proportional to 42,325.10, 63,491.97 and 14,619.50

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Solution

The fourth proportional to 42,325.10, 63,491.97 and 14,619.50 is: 21,930.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,325.10 : 63,491.97 = 14,619.50 : x
  2. Step 2: Convert to fraction form
    42,325.10/63,491.97 = 14,619.50/x
  3. Step 3: Cross multiply
    42,325.10x = 63,491.97 × 14,619.50
  4. Step 4: Simplify right side
    42,325.10x = 928,220,855.42
  5. Step 5: Solve for x
    x = 928,220,855.42/42,325.10
  6. Step 6: Final answer
    x = 21,930.74

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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.