Home / 68,556.07-94,606.89-39,876.30

Finding the Fourth Proportional to 68,556.07, 94,606.89 and 39,876.30

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Solution

The fourth proportional to 68,556.07, 94,606.89 and 39,876.30 is: 55,029.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,556.07 : 94,606.89 = 39,876.30 : x
  2. Step 2: Convert to fraction form
    68,556.07/94,606.89 = 39,876.30/x
  3. Step 3: Cross multiply
    68,556.07x = 94,606.89 × 39,876.30
  4. Step 4: Simplify right side
    68,556.07x = 3,772,572,578.17
  5. Step 5: Solve for x
    x = 3,772,572,578.17/68,556.07
  6. Step 6: Final answer
    x = 55,029.01

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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.