Home / 194,623.60-291,935.40-165,099.10

Finding the Fourth Proportional to 194,623.60, 291,935.40 and 165,099.10

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Solution

The fourth proportional to 194,623.60, 291,935.40 and 165,099.10 is: 247,648.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,623.60 : 291,935.40 = 165,099.10 : x
  2. Step 2: Convert to fraction form
    194,623.60/291,935.40 = 165,099.10/x
  3. Step 3: Cross multiply
    194,623.60x = 291,935.40 × 165,099.10
  4. Step 4: Simplify right side
    194,623.60x = 48,198,271,798.14
  5. Step 5: Solve for x
    x = 48,198,271,798.14/194,623.60
  6. Step 6: Final answer
    x = 247,648.65

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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.