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Finding the Fourth Proportional to 84,763.44, 116,979.02 and 47,037.69

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Solution

The fourth proportional to 84,763.44, 116,979.02 and 47,037.69 is: 64,915.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,763.44 : 116,979.02 = 47,037.69 : x
  2. Step 2: Convert to fraction form
    84,763.44/116,979.02 = 47,037.69/x
  3. Step 3: Cross multiply
    84,763.44x = 116,979.02 × 47,037.69
  4. Step 4: Simplify right side
    84,763.44x = 5,502,422,879.26
  5. Step 5: Solve for x
    x = 5,502,422,879.26/84,763.44
  6. Step 6: Final answer
    x = 64,915.05

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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.