Home / 140,750.53-211,096.63-51,943.35

Finding the Fourth Proportional to 140,750.53, 211,096.63 and 51,943.35

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Solution

The fourth proportional to 140,750.53, 211,096.63 and 51,943.35 is: 77,904.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,750.53 : 211,096.63 = 51,943.35 : x
  2. Step 2: Convert to fraction form
    140,750.53/211,096.63 = 51,943.35/x
  3. Step 3: Cross multiply
    140,750.53x = 211,096.63 × 51,943.35
  4. Step 4: Simplify right side
    140,750.53x = 10,965,066,135.91
  5. Step 5: Solve for x
    x = 10,965,066,135.91/140,750.53
  6. Step 6: Final answer
    x = 77,904.26

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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.