Home / 103,796.20-143,214.18-59,098.60

Finding the Fourth Proportional to 103,796.20, 143,214.18 and 59,098.60

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Solution

The fourth proportional to 103,796.20, 143,214.18 and 59,098.60 is: 81,542.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,796.20 : 143,214.18 = 59,098.60 : x
  2. Step 2: Convert to fraction form
    103,796.20/143,214.18 = 59,098.60/x
  3. Step 3: Cross multiply
    103,796.20x = 143,214.18 × 59,098.60
  4. Step 4: Simplify right side
    103,796.20x = 8,463,757,538.15
  5. Step 5: Solve for x
    x = 8,463,757,538.15/103,796.20
  6. Step 6: Final answer
    x = 81,542.08

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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.