Home / 194,217.60-290,635.20-134,774.40

Finding the Fourth Proportional to 194,217.60, 290,635.20 and 134,774.40

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Solution

The fourth proportional to 194,217.60, 290,635.20 and 134,774.40 is: 201,681.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,217.60 : 290,635.20 = 134,774.40 : x
  2. Step 2: Convert to fraction form
    194,217.60/290,635.20 = 134,774.40/x
  3. Step 3: Cross multiply
    194,217.60x = 290,635.20 × 134,774.40
  4. Step 4: Simplify right side
    194,217.60x = 39,170,184,698.88
  5. Step 5: Solve for x
    x = 39,170,184,698.88/194,217.60
  6. Step 6: Final answer
    x = 201,681.95

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1.5x scale

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.