Home / 116,967.60-161,413.02-68,581.44

Finding the Fourth Proportional to 116,967.60, 161,413.02 and 68,581.44

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Solution

The fourth proportional to 116,967.60, 161,413.02 and 68,581.44 is: 94,641.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,967.60 : 161,413.02 = 68,581.44 : x
  2. Step 2: Convert to fraction form
    116,967.60/161,413.02 = 68,581.44/x
  3. Step 3: Cross multiply
    116,967.60x = 161,413.02 × 68,581.44
  4. Step 4: Simplify right side
    116,967.60x = 11,069,937,346.35
  5. Step 5: Solve for x
    x = 11,069,937,346.35/116,967.60
  6. Step 6: Final answer
    x = 94,641.06

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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.