Home / 111,036.10-166,554.15-27,930.10

Finding the Fourth Proportional to 111,036.10, 166,554.15 and 27,930.10

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Solution

The fourth proportional to 111,036.10, 166,554.15 and 27,930.10 is: 41,895.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,036.10 : 166,554.15 = 27,930.10 : x
  2. Step 2: Convert to fraction form
    111,036.10/166,554.15 = 27,930.10/x
  3. Step 3: Cross multiply
    111,036.10x = 166,554.15 × 27,930.10
  4. Step 4: Simplify right side
    111,036.10x = 4,651,874,064.92
  5. Step 5: Solve for x
    x = 4,651,874,064.92/111,036.10
  6. Step 6: Final answer
    x = 41,895.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.