Home / 156,919.90-235,379.85-50,303.65

Finding the Fourth Proportional to 156,919.90, 235,379.85 and 50,303.65

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Solution

The fourth proportional to 156,919.90, 235,379.85 and 50,303.65 is: 75,455.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,919.90 : 235,379.85 = 50,303.65 : x
  2. Step 2: Convert to fraction form
    156,919.90/235,379.85 = 50,303.65/x
  3. Step 3: Cross multiply
    156,919.90x = 235,379.85 × 50,303.65
  4. Step 4: Simplify right side
    156,919.90x = 11,840,465,591.45
  5. Step 5: Solve for x
    x = 11,840,465,591.45/156,919.90
  6. Step 6: Final answer
    x = 75,455.48

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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.