Home / 229,727.08-344,677.02-79,978.60

Finding the Fourth Proportional to 229,727.08, 344,677.02 and 79,978.60

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Solution

The fourth proportional to 229,727.08, 344,677.02 and 79,978.60 is: 119,997.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,727.08 : 344,677.02 = 79,978.60 : x
  2. Step 2: Convert to fraction form
    229,727.08/344,677.02 = 79,978.60/x
  3. Step 3: Cross multiply
    229,727.08x = 344,677.02 × 79,978.60
  4. Step 4: Simplify right side
    229,727.08x = 27,566,785,511.77
  5. Step 5: Solve for x
    x = 27,566,785,511.77/229,727.08
  6. Step 6: Final answer
    x = 119,997.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.