Home / 123,215.81-184,846.46-38,997.14

Finding the Fourth Proportional to 123,215.81, 184,846.46 and 38,997.14

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Solution

The fourth proportional to 123,215.81, 184,846.46 and 38,997.14 is: 58,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,215.81 : 184,846.46 = 38,997.14 : x
  2. Step 2: Convert to fraction form
    123,215.81/184,846.46 = 38,997.14/x
  3. Step 3: Cross multiply
    123,215.81x = 184,846.46 × 38,997.14
  4. Step 4: Simplify right side
    123,215.81x = 7,208,482,159.91
  5. Step 5: Solve for x
    x = 7,208,482,159.91/123,215.81
  6. Step 6: Final answer
    x = 58,502.90

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1.5x scale

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.