Home / 49,804.04-68,721.53-29,660.40

Finding the Fourth Proportional to 49,804.04, 68,721.53 and 29,660.40

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Solution

The fourth proportional to 49,804.04, 68,721.53 and 29,660.40 is: 40,926.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,804.04 : 68,721.53 = 29,660.40 : x
  2. Step 2: Convert to fraction form
    49,804.04/68,721.53 = 29,660.40/x
  3. Step 3: Cross multiply
    49,804.04x = 68,721.53 × 29,660.40
  4. Step 4: Simplify right side
    49,804.04x = 2,038,307,920.11
  5. Step 5: Solve for x
    x = 2,038,307,920.11/49,804.04
  6. Step 6: Final answer
    x = 40,926.56

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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.