Home / 53,641.49-74,025.41-29,442.65

Finding the Fourth Proportional to 53,641.49, 74,025.41 and 29,442.65

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Solution

The fourth proportional to 53,641.49, 74,025.41 and 29,442.65 is: 40,630.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,641.49 : 74,025.41 = 29,442.65 : x
  2. Step 2: Convert to fraction form
    53,641.49/74,025.41 = 29,442.65/x
  3. Step 3: Cross multiply
    53,641.49x = 74,025.41 × 29,442.65
  4. Step 4: Simplify right side
    53,641.49x = 2,179,503,720.40
  5. Step 5: Solve for x
    x = 2,179,503,720.40/53,641.49
  6. Step 6: Final answer
    x = 40,630.94

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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.