Home / 104,253.22-143,865.57-56,505.52

Finding the Fourth Proportional to 104,253.22, 143,865.57 and 56,505.52

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Solution

The fourth proportional to 104,253.22, 143,865.57 and 56,505.52 is: 77,975.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,253.22 : 143,865.57 = 56,505.52 : x
  2. Step 2: Convert to fraction form
    104,253.22/143,865.57 = 56,505.52/x
  3. Step 3: Cross multiply
    104,253.22x = 143,865.57 × 56,505.52
  4. Step 4: Simplify right side
    104,253.22x = 8,129,198,842.95
  5. Step 5: Solve for x
    x = 8,129,198,842.95/104,253.22
  6. Step 6: Final answer
    x = 77,975.52

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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.