Home / 108,984.68-163,475.97-64,579.47

Finding the Fourth Proportional to 108,984.68, 163,475.97 and 64,579.47

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Solution

The fourth proportional to 108,984.68, 163,475.97 and 64,579.47 is: 96,868.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,984.68 : 163,475.97 = 64,579.47 : x
  2. Step 2: Convert to fraction form
    108,984.68/163,475.97 = 64,579.47/x
  3. Step 3: Cross multiply
    108,984.68x = 163,475.97 × 64,579.47
  4. Step 4: Simplify right side
    108,984.68x = 10,557,191,500.34
  5. Step 5: Solve for x
    x = 10,557,191,500.34/108,984.68
  6. Step 6: Final answer
    x = 96,868.58

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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.