Home / 43,064.94-64,615.77-16,788.18

Finding the Fourth Proportional to 43,064.94, 64,615.77 and 16,788.18

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Solution

The fourth proportional to 43,064.94, 64,615.77 and 16,788.18 is: 25,189.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,064.94 : 64,615.77 = 16,788.18 : x
  2. Step 2: Convert to fraction form
    43,064.94/64,615.77 = 16,788.18/x
  3. Step 3: Cross multiply
    43,064.94x = 64,615.77 × 16,788.18
  4. Step 4: Simplify right side
    43,064.94x = 1,084,781,177.60
  5. Step 5: Solve for x
    x = 1,084,781,177.60/43,064.94
  6. Step 6: Final answer
    x = 25,189.43

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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.