Home / 53,828.78-74,284.20-29,956.46

Finding the Fourth Proportional to 53,828.78, 74,284.20 and 29,956.46

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Solution

The fourth proportional to 53,828.78, 74,284.20 and 29,956.46 is: 41,340.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,828.78 : 74,284.20 = 29,956.46 : x
  2. Step 2: Convert to fraction form
    53,828.78/74,284.20 = 29,956.46/x
  3. Step 3: Cross multiply
    53,828.78x = 74,284.20 × 29,956.46
  4. Step 4: Simplify right side
    53,828.78x = 2,225,291,665.93
  5. Step 5: Solve for x
    x = 2,225,291,665.93/53,828.78
  6. Step 6: Final answer
    x = 41,340.18

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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.