Home / 45,023.68-67,538.40-17,321.68

Finding the Fourth Proportional to 45,023.68, 67,538.40 and 17,321.68

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Solution

The fourth proportional to 45,023.68, 67,538.40 and 17,321.68 is: 25,983.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,023.68 : 67,538.40 = 17,321.68 : x
  2. Step 2: Convert to fraction form
    45,023.68/67,538.40 = 17,321.68/x
  3. Step 3: Cross multiply
    45,023.68x = 67,538.40 × 17,321.68
  4. Step 4: Simplify right side
    45,023.68x = 1,169,878,552.51
  5. Step 5: Solve for x
    x = 1,169,878,552.51/45,023.68
  6. Step 6: Final answer
    x = 25,983.63

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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.