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Finding the Fourth Proportional to 53,809.56, 74,257.56 and 29,937.24

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Solution

The fourth proportional to 53,809.56, 74,257.56 and 29,937.24 is: 41,313.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,809.56 : 74,257.56 = 29,937.24 : x
  2. Step 2: Convert to fraction form
    53,809.56/74,257.56 = 29,937.24/x
  3. Step 3: Cross multiply
    53,809.56x = 74,257.56 × 29,937.24
  4. Step 4: Simplify right side
    53,809.56x = 2,223,066,395.53
  5. Step 5: Solve for x
    x = 2,223,066,395.53/53,809.56
  6. Step 6: Final answer
    x = 41,313.60

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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.