Home / 29,012.48-40,040.44-17,078.76

Finding the Fourth Proportional to 29,012.48, 40,040.44 and 17,078.76

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Solution

The fourth proportional to 29,012.48, 40,040.44 and 17,078.76 is: 23,570.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,012.48 : 40,040.44 = 17,078.76 : x
  2. Step 2: Convert to fraction form
    29,012.48/40,040.44 = 17,078.76/x
  3. Step 3: Cross multiply
    29,012.48x = 40,040.44 × 17,078.76
  4. Step 4: Simplify right side
    29,012.48x = 683,841,065.05
  5. Step 5: Solve for x
    x = 683,841,065.05/29,012.48
  6. Step 6: Final answer
    x = 23,570.58

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.