Home / 211,091.95-291,304.70-114,294.14

Finding the Fourth Proportional to 211,091.95, 291,304.70 and 114,294.14

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Solution

The fourth proportional to 211,091.95, 291,304.70 and 114,294.14 is: 157,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,091.95 : 291,304.70 = 114,294.14 : x
  2. Step 2: Convert to fraction form
    211,091.95/291,304.70 = 114,294.14/x
  3. Step 3: Cross multiply
    211,091.95x = 291,304.70 × 114,294.14
  4. Step 4: Simplify right side
    211,091.95x = 33,294,420,300.36
  5. Step 5: Solve for x
    x = 33,294,420,300.36/211,091.95
  6. Step 6: Final answer
    x = 157,724.73

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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.