Home / 54,369.09-75,029.34-30,495.24

Finding the Fourth Proportional to 54,369.09, 75,029.34 and 30,495.24

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Solution

The fourth proportional to 54,369.09, 75,029.34 and 30,495.24 is: 42,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,369.09 : 75,029.34 = 30,495.24 : x
  2. Step 2: Convert to fraction form
    54,369.09/75,029.34 = 30,495.24/x
  3. Step 3: Cross multiply
    54,369.09x = 75,029.34 × 30,495.24
  4. Step 4: Simplify right side
    54,369.09x = 2,288,037,355.19
  5. Step 5: Solve for x
    x = 2,288,037,355.19/54,369.09
  6. Step 6: Final answer
    x = 42,083.43

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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.