Home / 150,924.21-208,182.76-89,628.76

Finding the Fourth Proportional to 150,924.21, 208,182.76 and 89,628.76

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Solution

The fourth proportional to 150,924.21, 208,182.76 and 89,628.76 is: 123,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,924.21 : 208,182.76 = 89,628.76 : x
  2. Step 2: Convert to fraction form
    150,924.21/208,182.76 = 89,628.76/x
  3. Step 3: Cross multiply
    150,924.21x = 208,182.76 × 89,628.76
  4. Step 4: Simplify right side
    150,924.21x = 18,659,162,632.18
  5. Step 5: Solve for x
    x = 18,659,162,632.18/150,924.21
  6. Step 6: Final answer
    x = 123,632.67

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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.