Home / 113,961.40-170,805.58-53,089.60

Finding the Fourth Proportional to 113,961.40, 170,805.58 and 53,089.60

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Solution

The fourth proportional to 113,961.40, 170,805.58 and 53,089.60 is: 79,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,961.40 : 170,805.58 = 53,089.60 : x
  2. Step 2: Convert to fraction form
    113,961.40/170,805.58 = 53,089.60/x
  3. Step 3: Cross multiply
    113,961.40x = 170,805.58 × 53,089.60
  4. Step 4: Simplify right side
    113,961.40x = 9,067,999,919.97
  5. Step 5: Solve for x
    x = 9,067,999,919.97/113,961.40
  6. Step 6: Final answer
    x = 79,570.80

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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.