Home / 115,316.08-172,871.58-62,036.66

Finding the Fourth Proportional to 115,316.08, 172,871.58 and 62,036.66

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Solution

The fourth proportional to 115,316.08, 172,871.58 and 62,036.66 is: 92,999.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,316.08 : 172,871.58 = 62,036.66 : x
  2. Step 2: Convert to fraction form
    115,316.08/172,871.58 = 62,036.66/x
  3. Step 3: Cross multiply
    115,316.08x = 172,871.58 × 62,036.66
  4. Step 4: Simplify right side
    115,316.08x = 10,724,375,432.12
  5. Step 5: Solve for x
    x = 10,724,375,432.12/115,316.08
  6. Step 6: Final answer
    x = 92,999.83

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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.