Home / 40,147.09-60,220.64-16,760.77

Finding the Fourth Proportional to 40,147.09, 60,220.64 and 16,760.77

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Solution

The fourth proportional to 40,147.09, 60,220.64 and 16,760.77 is: 25,141.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,147.09 : 60,220.64 = 16,760.77 : x
  2. Step 2: Convert to fraction form
    40,147.09/60,220.64 = 16,760.77/x
  3. Step 3: Cross multiply
    40,147.09x = 60,220.64 × 16,760.77
  4. Step 4: Simplify right side
    40,147.09x = 1,009,344,296.29
  5. Step 5: Solve for x
    x = 1,009,344,296.29/40,147.09
  6. Step 6: Final answer
    x = 25,141.16

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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.