Home / 45,818.13-68,705.48-17,751.33

Finding the Fourth Proportional to 45,818.13, 68,705.48 and 17,751.33

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Solution

The fourth proportional to 45,818.13, 68,705.48 and 17,751.33 is: 26,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,818.13 : 68,705.48 = 17,751.33 : x
  2. Step 2: Convert to fraction form
    45,818.13/68,705.48 = 17,751.33/x
  3. Step 3: Cross multiply
    45,818.13x = 68,705.48 × 17,751.33
  4. Step 4: Simplify right side
    45,818.13x = 1,219,613,559.53
  5. Step 5: Solve for x
    x = 1,219,613,559.53/45,818.13
  6. Step 6: Final answer
    x = 26,618.58

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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.