Home / 96,468.78-144,703.23-40,278.27

Finding the Fourth Proportional to 96,468.78, 144,703.23 and 40,278.27

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Solution

The fourth proportional to 96,468.78, 144,703.23 and 40,278.27 is: 60,417.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,468.78 : 144,703.23 = 40,278.27 : x
  2. Step 2: Convert to fraction form
    96,468.78/144,703.23 = 40,278.27/x
  3. Step 3: Cross multiply
    96,468.78x = 144,703.23 × 40,278.27
  4. Step 4: Simplify right side
    96,468.78x = 5,828,395,767.81
  5. Step 5: Solve for x
    x = 5,828,395,767.81/96,468.78
  6. Step 6: Final answer
    x = 60,417.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.