Home / 42,649.92-63,974.88-16,362.72

Finding the Fourth Proportional to 42,649.92, 63,974.88 and 16,362.72

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Solution

The fourth proportional to 42,649.92, 63,974.88 and 16,362.72 is: 24,544.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,649.92 : 63,974.88 = 16,362.72 : x
  2. Step 2: Convert to fraction form
    42,649.92/63,974.88 = 16,362.72/x
  3. Step 3: Cross multiply
    42,649.92x = 63,974.88 × 16,362.72
  4. Step 4: Simplify right side
    42,649.92x = 1,046,803,048.47
  5. Step 5: Solve for x
    x = 1,046,803,048.47/42,649.92
  6. Step 6: Final answer
    x = 24,544.08

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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.