Home / 45,170.68-67,760.63-15,588.43

Finding the Fourth Proportional to 45,170.68, 67,760.63 and 15,588.43

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Solution

The fourth proportional to 45,170.68, 67,760.63 and 15,588.43 is: 23,384.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,170.68 : 67,760.63 = 15,588.43 : x
  2. Step 2: Convert to fraction form
    45,170.68/67,760.63 = 15,588.43/x
  3. Step 3: Cross multiply
    45,170.68x = 67,760.63 × 15,588.43
  4. Step 4: Simplify right side
    45,170.68x = 1,056,281,837.51
  5. Step 5: Solve for x
    x = 1,056,281,837.51/45,170.68
  6. Step 6: Final answer
    x = 23,384.24

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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.