Home / 211,533.58-317,301.46-71,293.42

Finding the Fourth Proportional to 211,533.58, 317,301.46 and 71,293.42

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Solution

The fourth proportional to 211,533.58, 317,301.46 and 71,293.42 is: 106,940.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,533.58 : 317,301.46 = 71,293.42 : x
  2. Step 2: Convert to fraction form
    211,533.58/317,301.46 = 71,293.42/x
  3. Step 3: Cross multiply
    211,533.58x = 317,301.46 × 71,293.42
  4. Step 4: Simplify right side
    211,533.58x = 22,621,506,254.39
  5. Step 5: Solve for x
    x = 22,621,506,254.39/211,533.58
  6. Step 6: Final answer
    x = 106,940.50

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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.