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Finding the Fourth Proportional to 84,048.72, 116,044.26 and 58,854.48

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Solution

The fourth proportional to 84,048.72, 116,044.26 and 58,854.48 is: 81,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,048.72 : 116,044.26 = 58,854.48 : x
  2. Step 2: Convert to fraction form
    84,048.72/116,044.26 = 58,854.48/x
  3. Step 3: Cross multiply
    84,048.72x = 116,044.26 × 58,854.48
  4. Step 4: Simplify right side
    84,048.72x = 6,829,724,579.28
  5. Step 5: Solve for x
    x = 6,829,724,579.28/84,048.72
  6. Step 6: Final answer
    x = 81,259.11

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1.5x scale

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.