Home / 126,413.46-174,454.56-69,823.62

Finding the Fourth Proportional to 126,413.46, 174,454.56 and 69,823.62

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Solution

The fourth proportional to 126,413.46, 174,454.56 and 69,823.62 is: 96,358.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,413.46 : 174,454.56 = 69,823.62 : x
  2. Step 2: Convert to fraction form
    126,413.46/174,454.56 = 69,823.62/x
  3. Step 3: Cross multiply
    126,413.46x = 174,454.56 × 69,823.62
  4. Step 4: Simplify right side
    126,413.46x = 12,181,048,904.71
  5. Step 5: Solve for x
    x = 12,181,048,904.71/126,413.46
  6. Step 6: Final answer
    x = 96,358.80

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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.