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Finding the Fourth Proportional to 84,752.50, 116,958.45 and 47,032.82

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Solution

The fourth proportional to 84,752.50, 116,958.45 and 47,032.82 is: 64,905.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,752.50 : 116,958.45 = 47,032.82 : x
  2. Step 2: Convert to fraction form
    84,752.50/116,958.45 = 47,032.82/x
  3. Step 3: Cross multiply
    84,752.50x = 116,958.45 × 47,032.82
  4. Step 4: Simplify right side
    84,752.50x = 5,500,885,726.33
  5. Step 5: Solve for x
    x = 5,500,885,726.33/84,752.50
  6. Step 6: Final answer
    x = 64,905.29

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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.