Home / 211,022.60-291,650.10-169,032.20

Finding the Fourth Proportional to 211,022.60, 291,650.10 and 169,032.20

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Solution

The fourth proportional to 211,022.60, 291,650.10 and 169,032.20 is: 233,616.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,022.60 : 291,650.10 = 169,032.20 : x
  2. Step 2: Convert to fraction form
    211,022.60/291,650.10 = 169,032.20/x
  3. Step 3: Cross multiply
    211,022.60x = 291,650.10 × 169,032.20
  4. Step 4: Simplify right side
    211,022.60x = 49,298,258,033.22
  5. Step 5: Solve for x
    x = 49,298,258,033.22/211,022.60
  6. Step 6: Final answer
    x = 233,616.01

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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.