Home / 53,674.83-74,071.62-29,476.80

Finding the Fourth Proportional to 53,674.83, 74,071.62 and 29,476.80

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Solution

The fourth proportional to 53,674.83, 74,071.62 and 29,476.80 is: 40,678.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,674.83 : 74,071.62 = 29,476.80 : x
  2. Step 2: Convert to fraction form
    53,674.83/74,071.62 = 29,476.80/x
  3. Step 3: Cross multiply
    53,674.83x = 74,071.62 × 29,476.80
  4. Step 4: Simplify right side
    53,674.83x = 2,183,394,328.42
  5. Step 5: Solve for x
    x = 2,183,394,328.42/53,674.83
  6. Step 6: Final answer
    x = 40,678.18

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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.