Home / 123,248.36-184,872.53-40,142.36

Finding the Fourth Proportional to 123,248.36, 184,872.53 and 40,142.36

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Solution

The fourth proportional to 123,248.36, 184,872.53 and 40,142.36 is: 60,213.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,248.36 : 184,872.53 = 40,142.36 : x
  2. Step 2: Convert to fraction form
    123,248.36/184,872.53 = 40,142.36/x
  3. Step 3: Cross multiply
    123,248.36x = 184,872.53 × 40,142.36
  4. Step 4: Simplify right side
    123,248.36x = 7,421,219,653.37
  5. Step 5: Solve for x
    x = 7,421,219,653.37/123,248.36
  6. Step 6: Final answer
    x = 60,213.54

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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.