Home / 211,008.36-291,165.72-168,097.10

Finding the Fourth Proportional to 211,008.36, 291,165.72 and 168,097.10

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Solution

The fourth proportional to 211,008.36, 291,165.72 and 168,097.10 is: 231,953.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,008.36 : 291,165.72 = 168,097.10 : x
  2. Step 2: Convert to fraction form
    211,008.36/291,165.72 = 168,097.10/x
  3. Step 3: Cross multiply
    211,008.36x = 291,165.72 × 168,097.10
  4. Step 4: Simplify right side
    211,008.36x = 48,944,113,151.41
  5. Step 5: Solve for x
    x = 48,944,113,151.41/211,008.36
  6. Step 6: Final answer
    x = 231,953.43

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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.