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Finding the Fourth Proportional to 54,900.01, 75,762.05 and 29,749.51

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Solution

The fourth proportional to 54,900.01, 75,762.05 and 29,749.51 is: 41,054.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,900.01 : 75,762.05 = 29,749.51 : x
  2. Step 2: Convert to fraction form
    54,900.01/75,762.05 = 29,749.51/x
  3. Step 3: Cross multiply
    54,900.01x = 75,762.05 × 29,749.51
  4. Step 4: Simplify right side
    54,900.01x = 2,253,883,864.10
  5. Step 5: Solve for x
    x = 2,253,883,864.10/54,900.01
  6. Step 6: Final answer
    x = 41,054.34

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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.