Home / 140,550.64-210,895.22-65,675.96

Finding the Fourth Proportional to 140,550.64, 210,895.22 and 65,675.96

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Solution

The fourth proportional to 140,550.64, 210,895.22 and 65,675.96 is: 98,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,550.64 : 210,895.22 = 65,675.96 : x
  2. Step 2: Convert to fraction form
    140,550.64/210,895.22 = 65,675.96/x
  3. Step 3: Cross multiply
    140,550.64x = 210,895.22 × 65,675.96
  4. Step 4: Simplify right side
    140,550.64x = 13,850,746,354.91
  5. Step 5: Solve for x
    x = 13,850,746,354.91/140,550.64
  6. Step 6: Final answer
    x = 98,546.30

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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.