Home / 194,150.25-291,225.38-53,909.01

Finding the Fourth Proportional to 194,150.25, 291,225.38 and 53,909.01

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Solution

The fourth proportional to 194,150.25, 291,225.38 and 53,909.01 is: 80,863.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,150.25 : 291,225.38 = 53,909.01 : x
  2. Step 2: Convert to fraction form
    194,150.25/291,225.38 = 53,909.01/x
  3. Step 3: Cross multiply
    194,150.25x = 291,225.38 × 53,909.01
  4. Step 4: Simplify right side
    194,150.25x = 15,699,671,653.13
  5. Step 5: Solve for x
    x = 15,699,671,653.13/194,150.25
  6. Step 6: Final answer
    x = 80,863.52

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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.