Home / 53,722.81-74,136.93-29,848.96

Finding the Fourth Proportional to 53,722.81, 74,136.93 and 29,848.96

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Solution

The fourth proportional to 53,722.81, 74,136.93 and 29,848.96 is: 41,191.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,722.81 : 74,136.93 = 29,848.96 : x
  2. Step 2: Convert to fraction form
    53,722.81/74,136.93 = 29,848.96/x
  3. Step 3: Cross multiply
    53,722.81x = 74,136.93 × 29,848.96
  4. Step 4: Simplify right side
    53,722.81x = 2,212,910,258.09
  5. Step 5: Solve for x
    x = 2,212,910,258.09/53,722.81
  6. Step 6: Final answer
    x = 41,191.26

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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.