Home / 165,055.59-227,776.86-89,604.09

Finding the Fourth Proportional to 165,055.59, 227,776.86 and 89,604.09

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Solution

The fourth proportional to 165,055.59, 227,776.86 and 89,604.09 is: 123,653.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,055.59 : 227,776.86 = 89,604.09 : x
  2. Step 2: Convert to fraction form
    165,055.59/227,776.86 = 89,604.09/x
  3. Step 3: Cross multiply
    165,055.59x = 227,776.86 × 89,604.09
  4. Step 4: Simplify right side
    165,055.59x = 20,409,738,263.36
  5. Step 5: Solve for x
    x = 20,409,738,263.36/165,055.59
  6. Step 6: Final answer
    x = 123,653.72

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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.