Home / 194,411.13-268,287.35-104,987.13

Finding the Fourth Proportional to 194,411.13, 268,287.35 and 104,987.13

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Solution

The fourth proportional to 194,411.13, 268,287.35 and 104,987.13 is: 144,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,411.13 : 268,287.35 = 104,987.13 : x
  2. Step 2: Convert to fraction form
    194,411.13/268,287.35 = 104,987.13/x
  3. Step 3: Cross multiply
    194,411.13x = 268,287.35 × 104,987.13
  4. Step 4: Simplify right side
    194,411.13x = 28,166,718,891.81
  5. Step 5: Solve for x
    x = 28,166,718,891.81/194,411.13
  6. Step 6: Final answer
    x = 144,882.23

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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.