Home / 194,378.20-291,466.50-89,106.52

Finding the Fourth Proportional to 194,378.20, 291,466.50 and 89,106.52

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Solution

The fourth proportional to 194,378.20, 291,466.50 and 89,106.52 is: 133,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,378.20 : 291,466.50 = 89,106.52 : x
  2. Step 2: Convert to fraction form
    194,378.20/291,466.50 = 89,106.52/x
  3. Step 3: Cross multiply
    194,378.20x = 291,466.50 × 89,106.52
  4. Step 4: Simplify right side
    194,378.20x = 25,971,565,511.58
  5. Step 5: Solve for x
    x = 25,971,565,511.58/194,378.20
  6. Step 6: Final answer
    x = 133,613.57

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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.