Home / 194,109.77-291,162.96-53,868.39

Finding the Fourth Proportional to 194,109.77, 291,162.96 and 53,868.39

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Solution

The fourth proportional to 194,109.77, 291,162.96 and 53,868.39 is: 80,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,109.77 : 291,162.96 = 53,868.39 : x
  2. Step 2: Convert to fraction form
    194,109.77/291,162.96 = 53,868.39/x
  3. Step 3: Cross multiply
    194,109.77x = 291,162.96 × 53,868.39
  4. Step 4: Simplify right side
    194,109.77x = 15,684,479,882.83
  5. Step 5: Solve for x
    x = 15,684,479,882.83/194,109.77
  6. Step 6: Final answer
    x = 80,802.12

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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.