Home / 89,252.82-123,172.38-48,968.28

Finding the Fourth Proportional to 89,252.82, 123,172.38 and 48,968.28

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Solution

The fourth proportional to 89,252.82, 123,172.38 and 48,968.28 is: 67,578.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,252.82 : 123,172.38 = 48,968.28 : x
  2. Step 2: Convert to fraction form
    89,252.82/123,172.38 = 48,968.28/x
  3. Step 3: Cross multiply
    89,252.82x = 123,172.38 × 48,968.28
  4. Step 4: Simplify right side
    89,252.82x = 6,031,539,592.11
  5. Step 5: Solve for x
    x = 6,031,539,592.11/89,252.82
  6. Step 6: Final answer
    x = 67,578.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.