Home / 111,079.04-153,288.91-60,091.65

Finding the Fourth Proportional to 111,079.04, 153,288.91 and 60,091.65

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Solution

The fourth proportional to 111,079.04, 153,288.91 and 60,091.65 is: 82,926.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,079.04 : 153,288.91 = 60,091.65 : x
  2. Step 2: Convert to fraction form
    111,079.04/153,288.91 = 60,091.65/x
  3. Step 3: Cross multiply
    111,079.04x = 153,288.91 × 60,091.65
  4. Step 4: Simplify right side
    111,079.04x = 9,211,383,603.72
  5. Step 5: Solve for x
    x = 9,211,383,603.72/111,079.04
  6. Step 6: Final answer
    x = 82,926.39

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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.