Home / 169,750.63-234,158.38-105,977.71

Finding the Fourth Proportional to 169,750.63, 234,158.38 and 105,977.71

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Solution

The fourth proportional to 169,750.63, 234,158.38 and 105,977.71 is: 146,188.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,750.63 : 234,158.38 = 105,977.71 : x
  2. Step 2: Convert to fraction form
    169,750.63/234,158.38 = 105,977.71/x
  3. Step 3: Cross multiply
    169,750.63x = 234,158.38 × 105,977.71
  4. Step 4: Simplify right side
    169,750.63x = 24,815,568,889.71
  5. Step 5: Solve for x
    x = 24,815,568,889.71/169,750.63
  6. Step 6: Final answer
    x = 146,188.38

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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.