Home / 84,609.43-116,746.20-48,294.29

Finding the Fourth Proportional to 84,609.43, 116,746.20 and 48,294.29

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Solution

The fourth proportional to 84,609.43, 116,746.20 and 48,294.29 is: 66,637.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,609.43 : 116,746.20 = 48,294.29 : x
  2. Step 2: Convert to fraction form
    84,609.43/116,746.20 = 48,294.29/x
  3. Step 3: Cross multiply
    84,609.43x = 116,746.20 × 48,294.29
  4. Step 4: Simplify right side
    84,609.43x = 5,638,174,839.20
  5. Step 5: Solve for x
    x = 5,638,174,839.20/84,609.43
  6. Step 6: Final answer
    x = 66,637.66

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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.