Home / 151,718.25-227,396.39-70,555.71

Finding the Fourth Proportional to 151,718.25, 227,396.39 and 70,555.71

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Solution

The fourth proportional to 151,718.25, 227,396.39 and 70,555.71 is: 105,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,718.25 : 227,396.39 = 70,555.71 : x
  2. Step 2: Convert to fraction form
    151,718.25/227,396.39 = 70,555.71/x
  3. Step 3: Cross multiply
    151,718.25x = 227,396.39 × 70,555.71
  4. Step 4: Simplify right side
    151,718.25x = 16,044,112,968.74
  5. Step 5: Solve for x
    x = 16,044,112,968.74/151,718.25
  6. Step 6: Final answer
    x = 105,749.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.