Home / 211,104.19-291,324.23-114,309.10

Finding the Fourth Proportional to 211,104.19, 291,324.23 and 114,309.10

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Solution

The fourth proportional to 211,104.19, 291,324.23 and 114,309.10 is: 157,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,104.19 : 291,324.23 = 114,309.10 : x
  2. Step 2: Convert to fraction form
    211,104.19/291,324.23 = 114,309.10/x
  3. Step 3: Cross multiply
    211,104.19x = 291,324.23 × 114,309.10
  4. Step 4: Simplify right side
    211,104.19x = 33,301,009,967.95
  5. Step 5: Solve for x
    x = 33,301,009,967.95/211,104.19
  6. Step 6: Final answer
    x = 157,746.80

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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.