Home / 173,214.60-259,821.90-106,438.20

Finding the Fourth Proportional to 173,214.60, 259,821.90 and 106,438.20

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Solution

The fourth proportional to 173,214.60, 259,821.90 and 106,438.20 is: 159,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,214.60 : 259,821.90 = 106,438.20 : x
  2. Step 2: Convert to fraction form
    173,214.60/259,821.90 = 106,438.20/x
  3. Step 3: Cross multiply
    173,214.60x = 259,821.90 × 106,438.20
  4. Step 4: Simplify right side
    173,214.60x = 27,654,975,356.58
  5. Step 5: Solve for x
    x = 27,654,975,356.58/173,214.60
  6. Step 6: Final answer
    x = 159,657.30

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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.