Home / 169,749.63-234,157.01-105,976.71

Finding the Fourth Proportional to 169,749.63, 234,157.01 and 105,976.71

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Solution

The fourth proportional to 169,749.63, 234,157.01 and 105,976.71 is: 146,187.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,749.63 : 234,157.01 = 105,976.71 : x
  2. Step 2: Convert to fraction form
    169,749.63/234,157.01 = 105,976.71/x
  3. Step 3: Cross multiply
    169,749.63x = 234,157.01 × 105,976.71
  4. Step 4: Simplify right side
    169,749.63x = 24,815,189,013.35
  5. Step 5: Solve for x
    x = 24,815,189,013.35/169,749.63
  6. Step 6: Final answer
    x = 146,187.00

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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.