Home / 158,860.68-219,172.94-101,533.56

Finding the Fourth Proportional to 158,860.68, 219,172.94 and 101,533.56

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Solution

The fourth proportional to 158,860.68, 219,172.94 and 101,533.56 is: 140,081.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,860.68 : 219,172.94 = 101,533.56 : x
  2. Step 2: Convert to fraction form
    158,860.68/219,172.94 = 101,533.56/x
  3. Step 3: Cross multiply
    158,860.68x = 219,172.94 × 101,533.56
  4. Step 4: Simplify right side
    158,860.68x = 22,253,409,137.90
  5. Step 5: Solve for x
    x = 22,253,409,137.90/158,860.68
  6. Step 6: Final answer
    x = 140,081.29

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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.