Home / 173,426.89-259,982.58-66,742.81

Finding the Fourth Proportional to 173,426.89, 259,982.58 and 66,742.81

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Solution

The fourth proportional to 173,426.89, 259,982.58 and 66,742.81 is: 100,053.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,426.89 : 259,982.58 = 66,742.81 : x
  2. Step 2: Convert to fraction form
    173,426.89/259,982.58 = 66,742.81/x
  3. Step 3: Cross multiply
    173,426.89x = 259,982.58 × 66,742.81
  4. Step 4: Simplify right side
    173,426.89x = 17,351,967,940.25
  5. Step 5: Solve for x
    x = 17,351,967,940.25/173,426.89
  6. Step 6: Final answer
    x = 100,053.50

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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.