Home / 141,187.44-194,841.84-77,525.52

Finding the Fourth Proportional to 141,187.44, 194,841.84 and 77,525.52

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Solution

The fourth proportional to 141,187.44, 194,841.84 and 77,525.52 is: 106,986.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,187.44 : 194,841.84 = 77,525.52 : x
  2. Step 2: Convert to fraction form
    141,187.44/194,841.84 = 77,525.52/x
  3. Step 3: Cross multiply
    141,187.44x = 194,841.84 × 77,525.52
  4. Step 4: Simplify right side
    141,187.44x = 15,105,214,963.76
  5. Step 5: Solve for x
    x = 15,105,214,963.76/141,187.44
  6. Step 6: Final answer
    x = 106,986.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.