Home / 54,875.13-75,732.35-45,906.81

Finding the Fourth Proportional to 54,875.13, 75,732.35 and 45,906.81

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Solution

The fourth proportional to 54,875.13, 75,732.35 and 45,906.81 is: 63,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,875.13 : 75,732.35 = 45,906.81 : x
  2. Step 2: Convert to fraction form
    54,875.13/75,732.35 = 45,906.81/x
  3. Step 3: Cross multiply
    54,875.13x = 75,732.35 × 45,906.81
  4. Step 4: Simplify right side
    54,875.13x = 3,476,630,372.77
  5. Step 5: Solve for x
    x = 3,476,630,372.77/54,875.13
  6. Step 6: Final answer
    x = 63,355.30

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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.