Home / 40,356.72-60,578.64-30,602.52

Finding the Fourth Proportional to 40,356.72, 60,578.64 and 30,602.52

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Solution

The fourth proportional to 40,356.72, 60,578.64 and 30,602.52 is: 45,936.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,356.72 : 60,578.64 = 30,602.52 : x
  2. Step 2: Convert to fraction form
    40,356.72/60,578.64 = 30,602.52/x
  3. Step 3: Cross multiply
    40,356.72x = 60,578.64 × 30,602.52
  4. Step 4: Simplify right side
    40,356.72x = 1,853,859,042.17
  5. Step 5: Solve for x
    x = 1,853,859,042.17/40,356.72
  6. Step 6: Final answer
    x = 45,936.81

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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.