Home / 211,395.34-291,556.16-185,847.40

Finding the Fourth Proportional to 211,395.34, 291,556.16 and 185,847.40

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Solution

The fourth proportional to 211,395.34, 291,556.16 and 185,847.40 is: 256,320.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,395.34 : 291,556.16 = 185,847.40 : x
  2. Step 2: Convert to fraction form
    211,395.34/291,556.16 = 185,847.40/x
  3. Step 3: Cross multiply
    211,395.34x = 291,556.16 × 185,847.40
  4. Step 4: Simplify right side
    211,395.34x = 54,184,954,289.98
  5. Step 5: Solve for x
    x = 54,184,954,289.98/211,395.34
  6. Step 6: Final answer
    x = 256,320.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.