Home / 111,013.06-166,574.27-51,840.13

Finding the Fourth Proportional to 111,013.06, 166,574.27 and 51,840.13

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Solution

The fourth proportional to 111,013.06, 166,574.27 and 51,840.13 is: 77,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,013.06 : 166,574.27 = 51,840.13 : x
  2. Step 2: Convert to fraction form
    111,013.06/166,574.27 = 51,840.13/x
  3. Step 3: Cross multiply
    111,013.06x = 166,574.27 × 51,840.13
  4. Step 4: Simplify right side
    111,013.06x = 8,635,231,552.25
  5. Step 5: Solve for x
    x = 8,635,231,552.25/111,013.06
  6. Step 6: Final answer
    x = 77,785.73

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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.