Home / 68,643.04-94,678.55-62,996.02

Finding the Fourth Proportional to 68,643.04, 94,678.55 and 62,996.02

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Solution

The fourth proportional to 68,643.04, 94,678.55 and 62,996.02 is: 86,889.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,643.04 : 94,678.55 = 62,996.02 : x
  2. Step 2: Convert to fraction form
    68,643.04/94,678.55 = 62,996.02/x
  3. Step 3: Cross multiply
    68,643.04x = 94,678.55 × 62,996.02
  4. Step 4: Simplify right side
    68,643.04x = 5,964,371,514.39
  5. Step 5: Solve for x
    x = 5,964,371,514.39/68,643.04
  6. Step 6: Final answer
    x = 86,889.68

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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.