Home / 102,217.83-153,327.51-35,657.70

Finding the Fourth Proportional to 102,217.83, 153,327.51 and 35,657.70

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Solution

The fourth proportional to 102,217.83, 153,327.51 and 35,657.70 is: 53,486.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,217.83 : 153,327.51 = 35,657.70 : x
  2. Step 2: Convert to fraction form
    102,217.83/153,327.51 = 35,657.70/x
  3. Step 3: Cross multiply
    102,217.83x = 153,327.51 × 35,657.70
  4. Step 4: Simplify right side
    102,217.83x = 5,467,306,353.33
  5. Step 5: Solve for x
    x = 5,467,306,353.33/102,217.83
  6. Step 6: Final answer
    x = 53,486.82

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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.