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Finding the Fourth Proportional to 84,752.76, 116,953.56 and 47,029.44

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Solution

The fourth proportional to 84,752.76, 116,953.56 and 47,029.44 is: 64,897.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,752.76 : 116,953.56 = 47,029.44 : x
  2. Step 2: Convert to fraction form
    84,752.76/116,953.56 = 47,029.44/x
  3. Step 3: Cross multiply
    84,752.76x = 116,953.56 × 47,029.44
  4. Step 4: Simplify right side
    84,752.76x = 5,500,260,432.81
  5. Step 5: Solve for x
    x = 5,500,260,432.81/84,752.76
  6. Step 6: Final answer
    x = 64,897.71

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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.