Home / 111,110.74-166,585.71-66,025.23

Finding the Fourth Proportional to 111,110.74, 166,585.71 and 66,025.23

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Solution

The fourth proportional to 111,110.74, 166,585.71 and 66,025.23 is: 98,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,110.74 : 166,585.71 = 66,025.23 : x
  2. Step 2: Convert to fraction form
    111,110.74/166,585.71 = 66,025.23/x
  3. Step 3: Cross multiply
    111,110.74x = 166,585.71 × 66,025.23
  4. Step 4: Simplify right side
    111,110.74x = 10,998,859,440.36
  5. Step 5: Solve for x
    x = 10,998,859,440.36/111,110.74
  6. Step 6: Final answer
    x = 98,990.07

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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.