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Finding the Fourth Proportional to 69,877.70, 96,444.90 and 44,413.74

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Solution

The fourth proportional to 69,877.70, 96,444.90 and 44,413.74 is: 61,299.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,877.70 : 96,444.90 = 44,413.74 : x
  2. Step 2: Convert to fraction form
    69,877.70/96,444.90 = 44,413.74/x
  3. Step 3: Cross multiply
    69,877.70x = 96,444.90 × 44,413.74
  4. Step 4: Simplify right side
    69,877.70x = 4,283,478,712.93
  5. Step 5: Solve for x
    x = 4,283,478,712.93/69,877.70
  6. Step 6: Final answer
    x = 61,299.65

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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.