Home / 111,722.23-154,177.68-60,735.06

Finding the Fourth Proportional to 111,722.23, 154,177.68 and 60,735.06

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Solution

The fourth proportional to 111,722.23, 154,177.68 and 60,735.06 is: 83,814.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,722.23 : 154,177.68 = 60,735.06 : x
  2. Step 2: Convert to fraction form
    111,722.23/154,177.68 = 60,735.06/x
  3. Step 3: Cross multiply
    111,722.23x = 154,177.68 × 60,735.06
  4. Step 4: Simplify right side
    111,722.23x = 9,363,990,645.46
  5. Step 5: Solve for x
    x = 9,363,990,645.46/111,722.23
  6. Step 6: Final answer
    x = 83,814.93

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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.