Home / 108,973.54-150,377.88-73,158.58

Finding the Fourth Proportional to 108,973.54, 150,377.88 and 73,158.58

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Solution

The fourth proportional to 108,973.54, 150,377.88 and 73,158.58 is: 100,955.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,973.54 : 150,377.88 = 73,158.58 : x
  2. Step 2: Convert to fraction form
    108,973.54/150,377.88 = 73,158.58/x
  3. Step 3: Cross multiply
    108,973.54x = 150,377.88 × 73,158.58
  4. Step 4: Simplify right side
    108,973.54x = 11,001,432,164.21
  5. Step 5: Solve for x
    x = 11,001,432,164.21/108,973.54
  6. Step 6: Final answer
    x = 100,955.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.