Home / 123,487.32-185,231.91-34,749.84

Finding the Fourth Proportional to 123,487.32, 185,231.91 and 34,749.84

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Solution

The fourth proportional to 123,487.32, 185,231.91 and 34,749.84 is: 52,125.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,487.32 : 185,231.91 = 34,749.84 : x
  2. Step 2: Convert to fraction form
    123,487.32/185,231.91 = 34,749.84/x
  3. Step 3: Cross multiply
    123,487.32x = 185,231.91 × 34,749.84
  4. Step 4: Simplify right side
    123,487.32x = 6,436,779,235.39
  5. Step 5: Solve for x
    x = 6,436,779,235.39/123,487.32
  6. Step 6: Final answer
    x = 52,125.02

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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.