Home / 171,222.23-256,877.17-100,204.67

Finding the Fourth Proportional to 171,222.23, 256,877.17 and 100,204.67

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Solution

The fourth proportional to 171,222.23, 256,877.17 and 100,204.67 is: 150,332.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,222.23 : 256,877.17 = 100,204.67 : x
  2. Step 2: Convert to fraction form
    171,222.23/256,877.17 = 100,204.67/x
  3. Step 3: Cross multiply
    171,222.23x = 256,877.17 × 100,204.67
  4. Step 4: Simplify right side
    171,222.23x = 25,740,292,442.07
  5. Step 5: Solve for x
    x = 25,740,292,442.07/171,222.23
  6. Step 6: Final answer
    x = 150,332.65

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1.5x scale

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.