Home / 194,436.16-268,349.70-109,561.12

Finding the Fourth Proportional to 194,436.16, 268,349.70 and 109,561.12

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Solution

The fourth proportional to 194,436.16, 268,349.70 and 109,561.12 is: 151,210.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,436.16 : 268,349.70 = 109,561.12 : x
  2. Step 2: Convert to fraction form
    194,436.16/268,349.70 = 109,561.12/x
  3. Step 3: Cross multiply
    194,436.16x = 268,349.70 × 109,561.12
  4. Step 4: Simplify right side
    194,436.16x = 29,400,693,683.66
  5. Step 5: Solve for x
    x = 29,400,693,683.66/194,436.16
  6. Step 6: Final answer
    x = 151,210.01

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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.