Home / 211,525.85-317,559.32-181,730.75

Finding the Fourth Proportional to 211,525.85, 317,559.32 and 181,730.75

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Solution

The fourth proportional to 211,525.85, 317,559.32 and 181,730.75 is: 272,828.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,525.85 : 317,559.32 = 181,730.75 : x
  2. Step 2: Convert to fraction form
    211,525.85/317,559.32 = 181,730.75/x
  3. Step 3: Cross multiply
    211,525.85x = 317,559.32 × 181,730.75
  4. Step 4: Simplify right side
    211,525.85x = 57,710,290,896.64
  5. Step 5: Solve for x
    x = 57,710,290,896.64/211,525.85
  6. Step 6: Final answer
    x = 272,828.56

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1.5x scale

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.