Home / 209,242.08-313,442.88-96,764.64

Finding the Fourth Proportional to 209,242.08, 313,442.88 and 96,764.64

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Solution

The fourth proportional to 209,242.08, 313,442.88 and 96,764.64 is: 144,952.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,242.08 : 313,442.88 = 96,764.64 : x
  2. Step 2: Convert to fraction form
    209,242.08/313,442.88 = 96,764.64/x
  3. Step 3: Cross multiply
    209,242.08x = 313,442.88 × 96,764.64
  4. Step 4: Simplify right side
    209,242.08x = 30,330,187,443.76
  5. Step 5: Solve for x
    x = 30,330,187,443.76/209,242.08
  6. Step 6: Final answer
    x = 144,952.62

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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.