Home / 158,411.22-237,620.47-53,231.10

Finding the Fourth Proportional to 158,411.22, 237,620.47 and 53,231.10

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Solution

The fourth proportional to 158,411.22, 237,620.47 and 53,231.10 is: 79,847.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,411.22 : 237,620.47 = 53,231.10 : x
  2. Step 2: Convert to fraction form
    158,411.22/237,620.47 = 53,231.10/x
  3. Step 3: Cross multiply
    158,411.22x = 237,620.47 × 53,231.10
  4. Step 4: Simplify right side
    158,411.22x = 12,648,799,000.62
  5. Step 5: Solve for x
    x = 12,648,799,000.62/158,411.22
  6. Step 6: Final answer
    x = 79,847.87

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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.