Home / 68,208.23-94,127.54-39,533.45

Finding the Fourth Proportional to 68,208.23, 94,127.54 and 39,533.45

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Solution

The fourth proportional to 68,208.23, 94,127.54 and 39,533.45 is: 54,556.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,208.23 : 94,127.54 = 39,533.45 : x
  2. Step 2: Convert to fraction form
    68,208.23/94,127.54 = 39,533.45/x
  3. Step 3: Cross multiply
    68,208.23x = 94,127.54 × 39,533.45
  4. Step 4: Simplify right side
    68,208.23x = 3,721,186,396.21
  5. Step 5: Solve for x
    x = 3,721,186,396.21/68,208.23
  6. Step 6: Final answer
    x = 54,556.27

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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.