Home / 53,812.56-74,261.70-29,940.24

Finding the Fourth Proportional to 53,812.56, 74,261.70 and 29,940.24

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Solution

The fourth proportional to 53,812.56, 74,261.70 and 29,940.24 is: 41,317.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,812.56 : 74,261.70 = 29,940.24 : x
  2. Step 2: Convert to fraction form
    53,812.56/74,261.70 = 29,940.24/x
  3. Step 3: Cross multiply
    53,812.56x = 74,261.70 × 29,940.24
  4. Step 4: Simplify right side
    53,812.56x = 2,223,413,120.81
  5. Step 5: Solve for x
    x = 2,223,413,120.81/53,812.56
  6. Step 6: Final answer
    x = 41,317.74

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1.5x scale

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.