Home / 168,632.20-252,992.04-89,681.50

Finding the Fourth Proportional to 168,632.20, 252,992.04 and 89,681.50

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Solution

The fourth proportional to 168,632.20, 252,992.04 and 89,681.50 is: 134,545.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,632.20 : 252,992.04 = 89,681.50 : x
  2. Step 2: Convert to fraction form
    168,632.20/252,992.04 = 89,681.50/x
  3. Step 3: Cross multiply
    168,632.20x = 252,992.04 × 89,681.50
  4. Step 4: Simplify right side
    168,632.20x = 22,688,705,635.26
  5. Step 5: Solve for x
    x = 22,688,705,635.26/168,632.20
  6. Step 6: Final answer
    x = 134,545.51

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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.