Home / 194,465.40-291,698.10-170,359.80

Finding the Fourth Proportional to 194,465.40, 291,698.10 and 170,359.80

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Solution

The fourth proportional to 194,465.40, 291,698.10 and 170,359.80 is: 255,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,465.40 : 291,698.10 = 170,359.80 : x
  2. Step 2: Convert to fraction form
    194,465.40/291,698.10 = 170,359.80/x
  3. Step 3: Cross multiply
    194,465.40x = 291,698.10 × 170,359.80
  4. Step 4: Simplify right side
    194,465.40x = 49,693,629,976.38
  5. Step 5: Solve for x
    x = 49,693,629,976.38/194,465.40
  6. Step 6: Final answer
    x = 255,539.70

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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.