Home / 53,631.06-74,004.93-29,751.78

Finding the Fourth Proportional to 53,631.06, 74,004.93 and 29,751.78

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Solution

The fourth proportional to 53,631.06, 74,004.93 and 29,751.78 is: 41,054.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,631.06 : 74,004.93 = 29,751.78 : x
  2. Step 2: Convert to fraction form
    53,631.06/74,004.93 = 29,751.78/x
  3. Step 3: Cross multiply
    53,631.06x = 74,004.93 × 29,751.78
  4. Step 4: Simplify right side
    53,631.06x = 2,201,778,396.28
  5. Step 5: Solve for x
    x = 2,201,778,396.28/53,631.06
  6. Step 6: Final answer
    x = 41,054.17

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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.