Home / 193,811.88-290,714.94-53,567.40

Finding the Fourth Proportional to 193,811.88, 290,714.94 and 53,567.40

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Solution

The fourth proportional to 193,811.88, 290,714.94 and 53,567.40 is: 80,350.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,811.88 : 290,714.94 = 53,567.40 : x
  2. Step 2: Convert to fraction form
    193,811.88/290,714.94 = 53,567.40/x
  3. Step 3: Cross multiply
    193,811.88x = 290,714.94 × 53,567.40
  4. Step 4: Simplify right side
    193,811.88x = 15,572,843,476.96
  5. Step 5: Solve for x
    x = 15,572,843,476.96/193,811.88
  6. Step 6: Final answer
    x = 80,350.30

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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.