Home / 42,245.79-63,366.24-14,164.71

Finding the Fourth Proportional to 42,245.79, 63,366.24 and 14,164.71

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Solution

The fourth proportional to 42,245.79, 63,366.24 and 14,164.71 is: 21,246.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,245.79 : 63,366.24 = 14,164.71 : x
  2. Step 2: Convert to fraction form
    42,245.79/63,366.24 = 14,164.71/x
  3. Step 3: Cross multiply
    42,245.79x = 63,366.24 × 14,164.71
  4. Step 4: Simplify right side
    42,245.79x = 897,564,413.39
  5. Step 5: Solve for x
    x = 897,564,413.39/42,245.79
  6. Step 6: Final answer
    x = 21,246.25

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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.