Home / 173,289.10-259,958.45-53,356.20

Finding the Fourth Proportional to 173,289.10, 259,958.45 and 53,356.20

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Solution

The fourth proportional to 173,289.10, 259,958.45 and 53,356.20 is: 80,041.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,289.10 : 259,958.45 = 53,356.20 : x
  2. Step 2: Convert to fraction form
    173,289.10/259,958.45 = 53,356.20/x
  3. Step 3: Cross multiply
    173,289.10x = 259,958.45 × 53,356.20
  4. Step 4: Simplify right side
    173,289.10x = 13,870,395,049.89
  5. Step 5: Solve for x
    x = 13,870,395,049.89/173,289.10
  6. Step 6: Final answer
    x = 80,041.94

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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.