Home / 191,651.15-287,520.46-58,550.33

Finding the Fourth Proportional to 191,651.15, 287,520.46 and 58,550.33

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Solution

The fourth proportional to 191,651.15, 287,520.46 and 58,550.33 is: 87,838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,651.15 : 287,520.46 = 58,550.33 : x
  2. Step 2: Convert to fraction form
    191,651.15/287,520.46 = 58,550.33/x
  3. Step 3: Cross multiply
    191,651.15x = 287,520.46 × 58,550.33
  4. Step 4: Simplify right side
    191,651.15x = 16,834,416,230.77
  5. Step 5: Solve for x
    x = 16,834,416,230.77/191,651.15
  6. Step 6: Final answer
    x = 87,838.85

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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.