Home / 79,025.66-118,413.63-64,161.95

Finding the Fourth Proportional to 79,025.66, 118,413.63 and 64,161.95

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Solution

The fourth proportional to 79,025.66, 118,413.63 and 64,161.95 is: 96,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,025.66 : 118,413.63 = 64,161.95 : x
  2. Step 2: Convert to fraction form
    79,025.66/118,413.63 = 64,161.95/x
  3. Step 3: Cross multiply
    79,025.66x = 118,413.63 × 64,161.95
  4. Step 4: Simplify right side
    79,025.66x = 7,597,648,815.31
  5. Step 5: Solve for x
    x = 7,597,648,815.31/79,025.66
  6. Step 6: Final answer
    x = 96,141.55

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1.5x scale

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.