Home / 194,015.28-291,178.44-100,547.76

Finding the Fourth Proportional to 194,015.28, 291,178.44 and 100,547.76

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Solution

The fourth proportional to 194,015.28, 291,178.44 and 100,547.76 is: 150,902.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,015.28 : 291,178.44 = 100,547.76 : x
  2. Step 2: Convert to fraction form
    194,015.28/291,178.44 = 100,547.76/x
  3. Step 3: Cross multiply
    194,015.28x = 291,178.44 × 100,547.76
  4. Step 4: Simplify right side
    194,015.28x = 29,277,339,902.29
  5. Step 5: Solve for x
    x = 29,277,339,902.29/194,015.28
  6. Step 6: Final answer
    x = 150,902.24

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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.