Home / 115,233.91-172,856.36-55,999.01

Finding the Fourth Proportional to 115,233.91, 172,856.36 and 55,999.01

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Solution

The fourth proportional to 115,233.91, 172,856.36 and 55,999.01 is: 84,001.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,233.91 : 172,856.36 = 55,999.01 : x
  2. Step 2: Convert to fraction form
    115,233.91/172,856.36 = 55,999.01/x
  3. Step 3: Cross multiply
    115,233.91x = 172,856.36 × 55,999.01
  4. Step 4: Simplify right side
    115,233.91x = 9,679,785,604.34
  5. Step 5: Solve for x
    x = 9,679,785,604.34/115,233.91
  6. Step 6: Final answer
    x = 84,001.19

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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.