Home / 54,677.08-75,454.64-30,804.14

Finding the Fourth Proportional to 54,677.08, 75,454.64 and 30,804.14

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Solution

The fourth proportional to 54,677.08, 75,454.64 and 30,804.14 is: 42,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,677.08 : 75,454.64 = 30,804.14 : x
  2. Step 2: Convert to fraction form
    54,677.08/75,454.64 = 30,804.14/x
  3. Step 3: Cross multiply
    54,677.08x = 75,454.64 × 30,804.14
  4. Step 4: Simplify right side
    54,677.08x = 2,324,315,294.21
  5. Step 5: Solve for x
    x = 2,324,315,294.21/54,677.08
  6. Step 6: Final answer
    x = 42,509.87

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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.