Home / 161,855.32-242,785.20-62,020.56

Finding the Fourth Proportional to 161,855.32, 242,785.20 and 62,020.56

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Solution

The fourth proportional to 161,855.32, 242,785.20 and 62,020.56 is: 93,031.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,855.32 : 242,785.20 = 62,020.56 : x
  2. Step 2: Convert to fraction form
    161,855.32/242,785.20 = 62,020.56/x
  3. Step 3: Cross multiply
    161,855.32x = 242,785.20 × 62,020.56
  4. Step 4: Simplify right side
    161,855.32x = 15,057,674,063.71
  5. Step 5: Solve for x
    x = 15,057,674,063.71/161,855.32
  6. Step 6: Final answer
    x = 93,031.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.