Home / 108,658.26-163,064.43-49,501.62

Finding the Fourth Proportional to 108,658.26, 163,064.43 and 49,501.62

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Solution

The fourth proportional to 108,658.26, 163,064.43 and 49,501.62 is: 74,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,658.26 : 163,064.43 = 49,501.62 : x
  2. Step 2: Convert to fraction form
    108,658.26/163,064.43 = 49,501.62/x
  3. Step 3: Cross multiply
    108,658.26x = 163,064.43 × 49,501.62
  4. Step 4: Simplify right side
    108,658.26x = 8,071,953,449.38
  5. Step 5: Solve for x
    x = 8,071,953,449.38/108,658.26
  6. Step 6: Final answer
    x = 74,287.53

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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.