Home / 169,859.08-234,408.50-93,381.38

Finding the Fourth Proportional to 169,859.08, 234,408.50 and 93,381.38

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Solution

The fourth proportional to 169,859.08, 234,408.50 and 93,381.38 is: 128,867.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,859.08 : 234,408.50 = 93,381.38 : x
  2. Step 2: Convert to fraction form
    169,859.08/234,408.50 = 93,381.38/x
  3. Step 3: Cross multiply
    169,859.08x = 234,408.50 × 93,381.38
  4. Step 4: Simplify right side
    169,859.08x = 21,889,389,213.73
  5. Step 5: Solve for x
    x = 21,889,389,213.73/169,859.08
  6. Step 6: Final answer
    x = 128,867.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.