Home / 194,508.04-268,417.38-109,623.40

Finding the Fourth Proportional to 194,508.04, 268,417.38 and 109,623.40

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Solution

The fourth proportional to 194,508.04, 268,417.38 and 109,623.40 is: 151,278.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,508.04 : 268,417.38 = 109,623.40 : x
  2. Step 2: Convert to fraction form
    194,508.04/268,417.38 = 109,623.40/x
  3. Step 3: Cross multiply
    194,508.04x = 268,417.38 × 109,623.40
  4. Step 4: Simplify right side
    194,508.04x = 29,424,825,814.69
  5. Step 5: Solve for x
    x = 29,424,825,814.69/194,508.04
  6. Step 6: Final answer
    x = 151,278.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.