Home / 191,944.80-287,917.20-58,845.60

Finding the Fourth Proportional to 191,944.80, 287,917.20 and 58,845.60

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Solution

The fourth proportional to 191,944.80, 287,917.20 and 58,845.60 is: 88,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,944.80 : 287,917.20 = 58,845.60 : x
  2. Step 2: Convert to fraction form
    191,944.80/287,917.20 = 58,845.60/x
  3. Step 3: Cross multiply
    191,944.80x = 287,917.20 × 58,845.60
  4. Step 4: Simplify right side
    191,944.80x = 16,942,660,384.32
  5. Step 5: Solve for x
    x = 16,942,660,384.32/191,944.80
  6. Step 6: Final answer
    x = 88,268.40

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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.