Home / 49,953.95-74,929.19-12,514.34

Finding the Fourth Proportional to 49,953.95, 74,929.19 and 12,514.34

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Solution

The fourth proportional to 49,953.95, 74,929.19 and 12,514.34 is: 18,771.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,953.95 : 74,929.19 = 12,514.34 : x
  2. Step 2: Convert to fraction form
    49,953.95/74,929.19 = 12,514.34/x
  3. Step 3: Cross multiply
    49,953.95x = 74,929.19 × 12,514.34
  4. Step 4: Simplify right side
    49,953.95x = 937,688,922.37
  5. Step 5: Solve for x
    x = 937,688,922.37/49,953.95
  6. Step 6: Final answer
    x = 18,771.07

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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.