Home / 96,969.56-145,470.74-49,605.21

Finding the Fourth Proportional to 96,969.56, 145,470.74 and 49,605.21

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Solution

The fourth proportional to 96,969.56, 145,470.74 and 49,605.21 is: 74,416.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,969.56 : 145,470.74 = 49,605.21 : x
  2. Step 2: Convert to fraction form
    96,969.56/145,470.74 = 49,605.21/x
  3. Step 3: Cross multiply
    96,969.56x = 145,470.74 × 49,605.21
  4. Step 4: Simplify right side
    96,969.56x = 7,216,106,358.53
  5. Step 5: Solve for x
    x = 7,216,106,358.53/96,969.56
  6. Step 6: Final answer
    x = 74,416.21

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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.