Home / 123,415.65-185,177.24-48,590.18

Finding the Fourth Proportional to 123,415.65, 185,177.24 and 48,590.18

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Solution

The fourth proportional to 123,415.65, 185,177.24 and 48,590.18 is: 72,906.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,415.65 : 185,177.24 = 48,590.18 : x
  2. Step 2: Convert to fraction form
    123,415.65/185,177.24 = 48,590.18/x
  3. Step 3: Cross multiply
    123,415.65x = 185,177.24 × 48,590.18
  4. Step 4: Simplify right side
    123,415.65x = 8,997,795,131.29
  5. Step 5: Solve for x
    x = 8,997,795,131.29/123,415.65
  6. Step 6: Final answer
    x = 72,906.44

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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.