Home / 91,838.67-137,741.86-25,262.74

Finding the Fourth Proportional to 91,838.67, 137,741.86 and 25,262.74

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Solution

The fourth proportional to 91,838.67, 137,741.86 and 25,262.74 is: 37,889.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,838.67 : 137,741.86 = 25,262.74 : x
  2. Step 2: Convert to fraction form
    91,838.67/137,741.86 = 25,262.74/x
  3. Step 3: Cross multiply
    91,838.67x = 137,741.86 × 25,262.74
  4. Step 4: Simplify right side
    91,838.67x = 3,479,736,796.30
  5. Step 5: Solve for x
    x = 3,479,736,796.30/91,838.67
  6. Step 6: Final answer
    x = 37,889.67

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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.