Home / 151,504.58-209,091.10-113,197.66

Finding the Fourth Proportional to 151,504.58, 209,091.10 and 113,197.66

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Solution

The fourth proportional to 151,504.58, 209,091.10 and 113,197.66 is: 156,223.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,504.58 : 209,091.10 = 113,197.66 : x
  2. Step 2: Convert to fraction form
    151,504.58/209,091.10 = 113,197.66/x
  3. Step 3: Cross multiply
    151,504.58x = 209,091.10 × 113,197.66
  4. Step 4: Simplify right side
    151,504.58x = 23,668,623,246.83
  5. Step 5: Solve for x
    x = 23,668,623,246.83/151,504.58
  6. Step 6: Final answer
    x = 156,223.81

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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.