Home / 68,674.24-94,762.62-38,455.36

Finding the Fourth Proportional to 68,674.24, 94,762.62 and 38,455.36

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Solution

The fourth proportional to 68,674.24, 94,762.62 and 38,455.36 is: 53,064.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,674.24 : 94,762.62 = 38,455.36 : x
  2. Step 2: Convert to fraction form
    68,674.24/94,762.62 = 38,455.36/x
  3. Step 3: Cross multiply
    68,674.24x = 94,762.62 × 38,455.36
  4. Step 4: Simplify right side
    68,674.24x = 3,644,130,666.64
  5. Step 5: Solve for x
    x = 3,644,130,666.64/68,674.24
  6. Step 6: Final answer
    x = 53,064.01

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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.