Home / 211,834.63-317,751.65-54,063.08

Finding the Fourth Proportional to 211,834.63, 317,751.65 and 54,063.08

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Solution

The fourth proportional to 211,834.63, 317,751.65 and 54,063.08 is: 81,094.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,834.63 : 317,751.65 = 54,063.08 : x
  2. Step 2: Convert to fraction form
    211,834.63/317,751.65 = 54,063.08/x
  3. Step 3: Cross multiply
    211,834.63x = 317,751.65 × 54,063.08
  4. Step 4: Simplify right side
    211,834.63x = 17,178,631,015.01
  5. Step 5: Solve for x
    x = 17,178,631,015.01/211,834.63
  6. Step 6: Final answer
    x = 81,094.54

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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.