Home / 75,544.65-104,205.69-54,352.62

Finding the Fourth Proportional to 75,544.65, 104,205.69 and 54,352.62

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Solution

The fourth proportional to 75,544.65, 104,205.69 and 54,352.62 is: 74,973.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,544.65 : 104,205.69 = 54,352.62 : x
  2. Step 2: Convert to fraction form
    75,544.65/104,205.69 = 54,352.62/x
  3. Step 3: Cross multiply
    75,544.65x = 104,205.69 × 54,352.62
  4. Step 4: Simplify right side
    75,544.65x = 5,663,852,270.41
  5. Step 5: Solve for x
    x = 5,663,852,270.41/75,544.65
  6. Step 6: Final answer
    x = 74,973.57

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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.