Home / 151,741.35-209,336.00-91,277.18

Finding the Fourth Proportional to 151,741.35, 209,336.00 and 91,277.18

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Solution

The fourth proportional to 151,741.35, 209,336.00 and 91,277.18 is: 125,922.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,741.35 : 209,336.00 = 91,277.18 : x
  2. Step 2: Convert to fraction form
    151,741.35/209,336.00 = 91,277.18/x
  3. Step 3: Cross multiply
    151,741.35x = 209,336.00 × 91,277.18
  4. Step 4: Simplify right side
    151,741.35x = 19,107,599,034.42
  5. Step 5: Solve for x
    x = 19,107,599,034.42/151,741.35
  6. Step 6: Final answer
    x = 125,922.16

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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.