Home / 194,246.96-268,041.47-143,287.25

Finding the Fourth Proportional to 194,246.96, 268,041.47 and 143,287.25

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Solution

The fourth proportional to 194,246.96, 268,041.47 and 143,287.25 is: 197,722.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,246.96 : 268,041.47 = 143,287.25 : x
  2. Step 2: Convert to fraction form
    194,246.96/268,041.47 = 143,287.25/x
  3. Step 3: Cross multiply
    194,246.96x = 268,041.47 × 143,287.25
  4. Step 4: Simplify right side
    194,246.96x = 38,406,923,065.61
  5. Step 5: Solve for x
    x = 38,406,923,065.61/194,246.96
  6. Step 6: Final answer
    x = 197,722.14

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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.