Home / 194,331.38-290,838.69-119,498.92

Finding the Fourth Proportional to 194,331.38, 290,838.69 and 119,498.92

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Solution

The fourth proportional to 194,331.38, 290,838.69 and 119,498.92 is: 178,843.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,331.38 : 290,838.69 = 119,498.92 : x
  2. Step 2: Convert to fraction form
    194,331.38/290,838.69 = 119,498.92/x
  3. Step 3: Cross multiply
    194,331.38x = 290,838.69 × 119,498.92
  4. Step 4: Simplify right side
    194,331.38x = 34,754,909,349.21
  5. Step 5: Solve for x
    x = 34,754,909,349.21/194,331.38
  6. Step 6: Final answer
    x = 178,843.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.