Home / 108,036.64-162,054.96-29,150.87

Finding the Fourth Proportional to 108,036.64, 162,054.96 and 29,150.87

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Solution

The fourth proportional to 108,036.64, 162,054.96 and 29,150.87 is: 43,726.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,036.64 : 162,054.96 = 29,150.87 : x
  2. Step 2: Convert to fraction form
    108,036.64/162,054.96 = 29,150.87/x
  3. Step 3: Cross multiply
    108,036.64x = 162,054.96 × 29,150.87
  4. Step 4: Simplify right side
    108,036.64x = 4,724,043,071.82
  5. Step 5: Solve for x
    x = 4,724,043,071.82/108,036.64
  6. Step 6: Final answer
    x = 43,726.31

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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.