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Finding the Fourth Proportional to 116,015.60, 173,877.60 and 56,723.60

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Solution

The fourth proportional to 116,015.60, 173,877.60 and 56,723.60 is: 85,014.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,015.60 : 173,877.60 = 56,723.60 : x
  2. Step 2: Convert to fraction form
    116,015.60/173,877.60 = 56,723.60/x
  3. Step 3: Cross multiply
    116,015.60x = 173,877.60 × 56,723.60
  4. Step 4: Simplify right side
    116,015.60x = 9,862,963,431.36
  5. Step 5: Solve for x
    x = 9,862,963,431.36/116,015.60
  6. Step 6: Final answer
    x = 85,014.11

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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.