Home / 211,506.08-291,886.56-116,016.80

Finding the Fourth Proportional to 211,506.08, 291,886.56 and 116,016.80

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Solution

The fourth proportional to 211,506.08, 291,886.56 and 116,016.80 is: 160,107.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,506.08 : 291,886.56 = 116,016.80 : x
  2. Step 2: Convert to fraction form
    211,506.08/291,886.56 = 116,016.80/x
  3. Step 3: Cross multiply
    211,506.08x = 291,886.56 × 116,016.80
  4. Step 4: Simplify right side
    211,506.08x = 33,863,744,654.21
  5. Step 5: Solve for x
    x = 33,863,744,654.21/211,506.08
  6. Step 6: Final answer
    x = 160,107.67

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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.