Home / 53,647.50-74,033.67-29,448.65

Finding the Fourth Proportional to 53,647.50, 74,033.67 and 29,448.65

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Solution

The fourth proportional to 53,647.50, 74,033.67 and 29,448.65 is: 40,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,647.50 : 74,033.67 = 29,448.65 : x
  2. Step 2: Convert to fraction form
    53,647.50/74,033.67 = 29,448.65/x
  3. Step 3: Cross multiply
    53,647.50x = 74,033.67 × 29,448.65
  4. Step 4: Simplify right side
    53,647.50x = 2,180,191,265.88
  5. Step 5: Solve for x
    x = 2,180,191,265.88/53,647.50
  6. Step 6: Final answer
    x = 40,639.20

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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.