Home / 47,055.33-64,914.41-29,143.80

Finding the Fourth Proportional to 47,055.33, 64,914.41 and 29,143.80

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Solution

The fourth proportional to 47,055.33, 64,914.41 and 29,143.80 is: 40,204.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,055.33 : 64,914.41 = 29,143.80 : x
  2. Step 2: Convert to fraction form
    47,055.33/64,914.41 = 29,143.80/x
  3. Step 3: Cross multiply
    47,055.33x = 64,914.41 × 29,143.80
  4. Step 4: Simplify right side
    47,055.33x = 1,891,852,655.02
  5. Step 5: Solve for x
    x = 1,891,852,655.02/47,055.33
  6. Step 6: Final answer
    x = 40,204.85

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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.