Home / 115,189.95-172,666.44-44,095.86

Finding the Fourth Proportional to 115,189.95, 172,666.44 and 44,095.86

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Solution

The fourth proportional to 115,189.95, 172,666.44 and 44,095.86 is: 66,098.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,189.95 : 172,666.44 = 44,095.86 : x
  2. Step 2: Convert to fraction form
    115,189.95/172,666.44 = 44,095.86/x
  3. Step 3: Cross multiply
    115,189.95x = 172,666.44 × 44,095.86
  4. Step 4: Simplify right side
    115,189.95x = 7,613,875,164.94
  5. Step 5: Solve for x
    x = 7,613,875,164.94/115,189.95
  6. Step 6: Final answer
    x = 66,098.43

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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.