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Finding the Fourth Proportional to 116,691.60, 175,037.40 and 37,813.80

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Solution

The fourth proportional to 116,691.60, 175,037.40 and 37,813.80 is: 56,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,691.60 : 175,037.40 = 37,813.80 : x
  2. Step 2: Convert to fraction form
    116,691.60/175,037.40 = 37,813.80/x
  3. Step 3: Cross multiply
    116,691.60x = 175,037.40 × 37,813.80
  4. Step 4: Simplify right side
    116,691.60x = 6,618,829,236.12
  5. Step 5: Solve for x
    x = 6,618,829,236.12/116,691.60
  6. Step 6: Final answer
    x = 56,720.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.