Home / 123,187.08-184,790.70-38,953.02

Finding the Fourth Proportional to 123,187.08, 184,790.70 and 38,953.02

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Solution

The fourth proportional to 123,187.08, 184,790.70 and 38,953.02 is: 58,432.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,187.08 : 184,790.70 = 38,953.02 : x
  2. Step 2: Convert to fraction form
    123,187.08/184,790.70 = 38,953.02/x
  3. Step 3: Cross multiply
    123,187.08x = 184,790.70 × 38,953.02
  4. Step 4: Simplify right side
    123,187.08x = 7,198,155,832.91
  5. Step 5: Solve for x
    x = 7,198,155,832.91/123,187.08
  6. Step 6: Final answer
    x = 58,432.72

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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.