Home / 92,065.05-126,955.31-65,200.41

Finding the Fourth Proportional to 92,065.05, 126,955.31 and 65,200.41

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Solution

The fourth proportional to 92,065.05, 126,955.31 and 65,200.41 is: 89,909.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,065.05 : 126,955.31 = 65,200.41 : x
  2. Step 2: Convert to fraction form
    92,065.05/126,955.31 = 65,200.41/x
  3. Step 3: Cross multiply
    92,065.05x = 126,955.31 × 65,200.41
  4. Step 4: Simplify right side
    92,065.05x = 8,277,537,937.68
  5. Step 5: Solve for x
    x = 8,277,537,937.68/92,065.05
  6. Step 6: Final answer
    x = 89,909.67

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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.