Home / 49,972.58-68,889.14-38,015.16

Finding the Fourth Proportional to 49,972.58, 68,889.14 and 38,015.16

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Solution

The fourth proportional to 49,972.58, 68,889.14 and 38,015.16 is: 52,405.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,972.58 : 68,889.14 = 38,015.16 : x
  2. Step 2: Convert to fraction form
    49,972.58/68,889.14 = 38,015.16/x
  3. Step 3: Cross multiply
    49,972.58x = 68,889.14 × 38,015.16
  4. Step 4: Simplify right side
    49,972.58x = 2,618,831,679.36
  5. Step 5: Solve for x
    x = 2,618,831,679.36/49,972.58
  6. Step 6: Final answer
    x = 52,405.37

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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.