Home / 140,778.11-211,193.75-56,544.89

Finding the Fourth Proportional to 140,778.11, 211,193.75 and 56,544.89

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Solution

The fourth proportional to 140,778.11, 211,193.75 and 56,544.89 is: 84,828.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,778.11 : 211,193.75 = 56,544.89 : x
  2. Step 2: Convert to fraction form
    140,778.11/211,193.75 = 56,544.89/x
  3. Step 3: Cross multiply
    140,778.11x = 211,193.75 × 56,544.89
  4. Step 4: Simplify right side
    140,778.11x = 11,941,927,079.71
  5. Step 5: Solve for x
    x = 11,941,927,079.71/140,778.11
  6. Step 6: Final answer
    x = 84,828.01

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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.