Home / 108,659.48-163,036.06-58,774.68

Finding the Fourth Proportional to 108,659.48, 163,036.06 and 58,774.68

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Solution

The fourth proportional to 108,659.48, 163,036.06 and 58,774.68 is: 88,187.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,659.48 : 163,036.06 = 58,774.68 : x
  2. Step 2: Convert to fraction form
    108,659.48/163,036.06 = 58,774.68/x
  3. Step 3: Cross multiply
    108,659.48x = 163,036.06 × 58,774.68
  4. Step 4: Simplify right side
    108,659.48x = 9,582,392,108.02
  5. Step 5: Solve for x
    x = 9,582,392,108.02/108,659.48
  6. Step 6: Final answer
    x = 88,187.36

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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.