Home / 108,783.14-163,176.51-29,896.88

Finding the Fourth Proportional to 108,783.14, 163,176.51 and 29,896.88

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Solution

The fourth proportional to 108,783.14, 163,176.51 and 29,896.88 is: 44,845.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,783.14 : 163,176.51 = 29,896.88 : x
  2. Step 2: Convert to fraction form
    108,783.14/163,176.51 = 29,896.88/x
  3. Step 3: Cross multiply
    108,783.14x = 163,176.51 × 29,896.88
  4. Step 4: Simplify right side
    108,783.14x = 4,878,468,538.29
  5. Step 5: Solve for x
    x = 4,878,468,538.29/108,783.14
  6. Step 6: Final answer
    x = 44,845.81

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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.