Home / 89,247.02-123,162.53-48,958.32

Finding the Fourth Proportional to 89,247.02, 123,162.53 and 48,958.32

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Solution

The fourth proportional to 89,247.02, 123,162.53 and 48,958.32 is: 67,563.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,247.02 : 123,162.53 = 48,958.32 : x
  2. Step 2: Convert to fraction form
    89,247.02/123,162.53 = 48,958.32/x
  3. Step 3: Cross multiply
    89,247.02x = 123,162.53 × 48,958.32
  4. Step 4: Simplify right side
    89,247.02x = 6,029,830,772.82
  5. Step 5: Solve for x
    x = 6,029,830,772.82/89,247.02
  6. Step 6: Final answer
    x = 67,563.39

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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.