Home / 181,856.12-272,746.91-114,357.20

Finding the Fourth Proportional to 181,856.12, 272,746.91 and 114,357.20

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Solution

The fourth proportional to 181,856.12, 272,746.91 and 114,357.20 is: 171,512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,856.12 : 272,746.91 = 114,357.20 : x
  2. Step 2: Convert to fraction form
    181,856.12/272,746.91 = 114,357.20/x
  3. Step 3: Cross multiply
    181,856.12x = 272,746.91 × 114,357.20
  4. Step 4: Simplify right side
    181,856.12x = 31,190,572,936.25
  5. Step 5: Solve for x
    x = 31,190,572,936.25/181,856.12
  6. Step 6: Final answer
    x = 171,512.36

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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.