Home / 111,039.03-166,291.65-63,510.08

Finding the Fourth Proportional to 111,039.03, 166,291.65 and 63,510.08

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Solution

The fourth proportional to 111,039.03, 166,291.65 and 63,510.08 is: 95,112.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,039.03 : 166,291.65 = 63,510.08 : x
  2. Step 2: Convert to fraction form
    111,039.03/166,291.65 = 63,510.08/x
  3. Step 3: Cross multiply
    111,039.03x = 166,291.65 × 63,510.08
  4. Step 4: Simplify right side
    111,039.03x = 10,561,195,163.37
  5. Step 5: Solve for x
    x = 10,561,195,163.37/111,039.03
  6. Step 6: Final answer
    x = 95,112.46

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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.