Home / 213,023.22-295,214.78-210,016.50

Finding the Fourth Proportional to 213,023.22, 295,214.78 and 210,016.50

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Solution

The fourth proportional to 213,023.22, 295,214.78 and 210,016.50 is: 291,047.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,023.22 : 295,214.78 = 210,016.50 : x
  2. Step 2: Convert to fraction form
    213,023.22/295,214.78 = 210,016.50/x
  3. Step 3: Cross multiply
    213,023.22x = 295,214.78 × 210,016.50
  4. Step 4: Simplify right side
    213,023.22x = 61,999,973,793.79
  5. Step 5: Solve for x
    x = 61,999,973,793.79/213,023.22
  6. Step 6: Final answer
    x = 291,047.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.