Home / 218,349.54-325,624.86-194,158.62

Finding the Fourth Proportional to 218,349.54, 325,624.86 and 194,158.62

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Solution

The fourth proportional to 218,349.54, 325,624.86 and 194,158.62 is: 289,548.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,349.54 : 325,624.86 = 194,158.62 : x
  2. Step 2: Convert to fraction form
    218,349.54/325,624.86 = 194,158.62/x
  3. Step 3: Cross multiply
    218,349.54x = 325,624.86 × 194,158.62
  4. Step 4: Simplify right side
    218,349.54x = 63,222,873,455.29
  5. Step 5: Solve for x
    x = 63,222,873,455.29/218,349.54
  6. Step 6: Final answer
    x = 289,548.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.