Home / 292,330.26-437,228.46-172,100.70

Finding the Fourth Proportional to 292,330.26, 437,228.46 and 172,100.70

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Solution

The fourth proportional to 292,330.26, 437,228.46 and 172,100.70 is: 257,405.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,330.26 : 437,228.46 = 172,100.70 : x
  2. Step 2: Convert to fraction form
    292,330.26/437,228.46 = 172,100.70/x
  3. Step 3: Cross multiply
    292,330.26x = 437,228.46 × 172,100.70
  4. Step 4: Simplify right side
    292,330.26x = 75,247,324,025.92
  5. Step 5: Solve for x
    x = 75,247,324,025.92/292,330.26
  6. Step 6: Final answer
    x = 257,405.18

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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.