Home / 97,398.34-146,109.06-92,083.90

Finding the Fourth Proportional to 97,398.34, 146,109.06 and 92,083.90

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Solution

The fourth proportional to 97,398.34, 146,109.06 and 92,083.90 is: 138,136.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,398.34 : 146,109.06 = 92,083.90 : x
  2. Step 2: Convert to fraction form
    97,398.34/146,109.06 = 92,083.90/x
  3. Step 3: Cross multiply
    97,398.34x = 146,109.06 × 92,083.90
  4. Step 4: Simplify right side
    97,398.34x = 13,454,292,070.13
  5. Step 5: Solve for x
    x = 13,454,292,070.13/97,398.34
  6. Step 6: Final answer
    x = 138,136.77

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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.