Home / 89,174.83-123,058.60-48,887.21

Finding the Fourth Proportional to 89,174.83, 123,058.60 and 48,887.21

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Solution

The fourth proportional to 89,174.83, 123,058.60 and 48,887.21 is: 67,462.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,174.83 : 123,058.60 = 48,887.21 : x
  2. Step 2: Convert to fraction form
    89,174.83/123,058.60 = 48,887.21/x
  3. Step 3: Cross multiply
    89,174.83x = 123,058.60 × 48,887.21
  4. Step 4: Simplify right side
    89,174.83x = 6,015,991,620.51
  5. Step 5: Solve for x
    x = 6,015,991,620.51/89,174.83
  6. Step 6: Final answer
    x = 67,462.89

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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.