Home / 77,586.53-107,066.14-50,389.97

Finding the Fourth Proportional to 77,586.53, 107,066.14 and 50,389.97

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Solution

The fourth proportional to 77,586.53, 107,066.14 and 50,389.97 is: 69,536.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,586.53 : 107,066.14 = 50,389.97 : x
  2. Step 2: Convert to fraction form
    77,586.53/107,066.14 = 50,389.97/x
  3. Step 3: Cross multiply
    77,586.53x = 107,066.14 × 50,389.97
  4. Step 4: Simplify right side
    77,586.53x = 5,395,058,921.31
  5. Step 5: Solve for x
    x = 5,395,058,921.31/77,586.53
  6. Step 6: Final answer
    x = 69,536.03

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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.