Home / 51,001.11-70,359.70-31,847.63

Finding the Fourth Proportional to 51,001.11, 70,359.70 and 31,847.63

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Solution

The fourth proportional to 51,001.11, 70,359.70 and 31,847.63 is: 43,936.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,001.11 : 70,359.70 = 31,847.63 : x
  2. Step 2: Convert to fraction form
    51,001.11/70,359.70 = 31,847.63/x
  3. Step 3: Cross multiply
    51,001.11x = 70,359.70 × 31,847.63
  4. Step 4: Simplify right side
    51,001.11x = 2,240,789,806.15
  5. Step 5: Solve for x
    x = 2,240,789,806.15/51,001.11
  6. Step 6: Final answer
    x = 43,936.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.