Home / 150,271.32-207,360.06-89,829.96

Finding the Fourth Proportional to 150,271.32, 207,360.06 and 89,829.96

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Solution

The fourth proportional to 150,271.32, 207,360.06 and 89,829.96 is: 123,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,271.32 : 207,360.06 = 89,829.96 : x
  2. Step 2: Convert to fraction form
    150,271.32/207,360.06 = 89,829.96/x
  3. Step 3: Cross multiply
    150,271.32x = 207,360.06 × 89,829.96
  4. Step 4: Simplify right side
    150,271.32x = 18,627,145,895.40
  5. Step 5: Solve for x
    x = 18,627,145,895.40/150,271.32
  6. Step 6: Final answer
    x = 123,956.76

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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.