Home / 42,451.26-58,600.68-28,656.60

Finding the Fourth Proportional to 42,451.26, 58,600.68 and 28,656.60

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Solution

The fourth proportional to 42,451.26, 58,600.68 and 28,656.60 is: 39,558.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,451.26 : 58,600.68 = 28,656.60 : x
  2. Step 2: Convert to fraction form
    42,451.26/58,600.68 = 28,656.60/x
  3. Step 3: Cross multiply
    42,451.26x = 58,600.68 × 28,656.60
  4. Step 4: Simplify right side
    42,451.26x = 1,679,296,246.49
  5. Step 5: Solve for x
    x = 1,679,296,246.49/42,451.26
  6. Step 6: Final answer
    x = 39,558.22

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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.