Home / 120,582.24-166,413.60-70,284.48

Finding the Fourth Proportional to 120,582.24, 166,413.60 and 70,284.48

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Solution

The fourth proportional to 120,582.24, 166,413.60 and 70,284.48 is: 96,998.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,582.24 : 166,413.60 = 70,284.48 : x
  2. Step 2: Convert to fraction form
    120,582.24/166,413.60 = 70,284.48/x
  3. Step 3: Cross multiply
    120,582.24x = 166,413.60 × 70,284.48
  4. Step 4: Simplify right side
    120,582.24x = 11,696,293,340.93
  5. Step 5: Solve for x
    x = 11,696,293,340.93/120,582.24
  6. Step 6: Final answer
    x = 96,998.47

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1.5x scale

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.