Home / 54,900.18-75,762.63-29,749.68

Finding the Fourth Proportional to 54,900.18, 75,762.63 and 29,749.68

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Solution

The fourth proportional to 54,900.18, 75,762.63 and 29,749.68 is: 41,054.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,900.18 : 75,762.63 = 29,749.68 : x
  2. Step 2: Convert to fraction form
    54,900.18/75,762.63 = 29,749.68/x
  3. Step 3: Cross multiply
    54,900.18x = 75,762.63 × 29,749.68
  4. Step 4: Simplify right side
    54,900.18x = 2,253,913,998.46
  5. Step 5: Solve for x
    x = 2,253,913,998.46/54,900.18
  6. Step 6: Final answer
    x = 41,054.77

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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.