Home / 53,856.63-74,320.47-29,982.11

Finding the Fourth Proportional to 53,856.63, 74,320.47 and 29,982.11

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Solution

The fourth proportional to 53,856.63, 74,320.47 and 29,982.11 is: 41,374.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,856.63 : 74,320.47 = 29,982.11 : x
  2. Step 2: Convert to fraction form
    53,856.63/74,320.47 = 29,982.11/x
  3. Step 3: Cross multiply
    53,856.63x = 74,320.47 × 29,982.11
  4. Step 4: Simplify right side
    53,856.63x = 2,228,284,135.19
  5. Step 5: Solve for x
    x = 2,228,284,135.19/53,856.63
  6. Step 6: Final answer
    x = 41,374.37

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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.