Home / 649,402.52-974,101.32-176,086.56

Finding the Fourth Proportional to 649,402.52, 974,101.32 and 176,086.56

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Solution

The fourth proportional to 649,402.52, 974,101.32 and 176,086.56 is: 264,129.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,402.52 : 974,101.32 = 176,086.56 : x
  2. Step 2: Convert to fraction form
    649,402.52/974,101.32 = 176,086.56/x
  3. Step 3: Cross multiply
    649,402.52x = 974,101.32 × 176,086.56
  4. Step 4: Simplify right side
    649,402.52x = 171,526,150,530.26
  5. Step 5: Solve for x
    x = 171,526,150,530.26/649,402.52
  6. Step 6: Final answer
    x = 264,129.17

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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.