Home / 123,732.08-185,316.36-96,910.64

Finding the Fourth Proportional to 123,732.08, 185,316.36 and 96,910.64

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Solution

The fourth proportional to 123,732.08, 185,316.36 and 96,910.64 is: 145,145.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,732.08 : 185,316.36 = 96,910.64 : x
  2. Step 2: Convert to fraction form
    123,732.08/185,316.36 = 96,910.64/x
  3. Step 3: Cross multiply
    123,732.08x = 185,316.36 × 96,910.64
  4. Step 4: Simplify right side
    123,732.08x = 17,959,127,050.07
  5. Step 5: Solve for x
    x = 17,959,127,050.07/123,732.08
  6. Step 6: Final answer
    x = 145,145.28

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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.