Home / 53,882.67-74,358.09-30,009.35

Finding the Fourth Proportional to 53,882.67, 74,358.09 and 30,009.35

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Solution

The fourth proportional to 53,882.67, 74,358.09 and 30,009.35 is: 41,412.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,882.67 : 74,358.09 = 30,009.35 : x
  2. Step 2: Convert to fraction form
    53,882.67/74,358.09 = 30,009.35/x
  3. Step 3: Cross multiply
    53,882.67x = 74,358.09 × 30,009.35
  4. Step 4: Simplify right side
    53,882.67x = 2,231,437,948.14
  5. Step 5: Solve for x
    x = 2,231,437,948.14/53,882.67
  6. Step 6: Final answer
    x = 41,412.91

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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.