Home / 211,025.84-291,204.60-115,514.24

Finding the Fourth Proportional to 211,025.84, 291,204.60 and 115,514.24

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Solution

The fourth proportional to 211,025.84, 291,204.60 and 115,514.24 is: 159,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,025.84 : 291,204.60 = 115,514.24 : x
  2. Step 2: Convert to fraction form
    211,025.84/291,204.60 = 115,514.24/x
  3. Step 3: Cross multiply
    211,025.84x = 291,204.60 × 115,514.24
  4. Step 4: Simplify right side
    211,025.84x = 33,638,278,053.50
  5. Step 5: Solve for x
    x = 33,638,278,053.50/211,025.84
  6. Step 6: Final answer
    x = 159,403.60

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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.