Home / 194,998.20-292,497.30-163,505.40

Finding the Fourth Proportional to 194,998.20, 292,497.30 and 163,505.40

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Solution

The fourth proportional to 194,998.20, 292,497.30 and 163,505.40 is: 245,258.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,998.20 : 292,497.30 = 163,505.40 : x
  2. Step 2: Convert to fraction form
    194,998.20/292,497.30 = 163,505.40/x
  3. Step 3: Cross multiply
    194,998.20x = 292,497.30 × 163,505.40
  4. Step 4: Simplify right side
    194,998.20x = 47,824,888,035.42
  5. Step 5: Solve for x
    x = 47,824,888,035.42/194,998.20
  6. Step 6: Final answer
    x = 245,258.10

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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.