Home / 45,202.68-67,790.40-17,113.32

Finding the Fourth Proportional to 45,202.68, 67,790.40 and 17,113.32

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Solution

The fourth proportional to 45,202.68, 67,790.40 and 17,113.32 is: 25,664.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,202.68 : 67,790.40 = 17,113.32 : x
  2. Step 2: Convert to fraction form
    45,202.68/67,790.40 = 17,113.32/x
  3. Step 3: Cross multiply
    45,202.68x = 67,790.40 × 17,113.32
  4. Step 4: Simplify right side
    45,202.68x = 1,160,118,808.13
  5. Step 5: Solve for x
    x = 1,160,118,808.13/45,202.68
  6. Step 6: Final answer
    x = 25,664.82

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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.