Home / 78,598.04-108,258.61-60,413.95

Finding the Fourth Proportional to 78,598.04, 108,258.61 and 60,413.95

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Solution

The fourth proportional to 78,598.04, 108,258.61 and 60,413.95 is: 83,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,598.04 : 108,258.61 = 60,413.95 : x
  2. Step 2: Convert to fraction form
    78,598.04/108,258.61 = 60,413.95/x
  3. Step 3: Cross multiply
    78,598.04x = 108,258.61 × 60,413.95
  4. Step 4: Simplify right side
    78,598.04x = 6,540,329,408.25
  5. Step 5: Solve for x
    x = 6,540,329,408.25/78,598.04
  6. Step 6: Final answer
    x = 83,212.37

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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.