Home / 148,928.08-223,071.48-69,923.92

Finding the Fourth Proportional to 148,928.08, 223,071.48 and 69,923.92

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Solution

The fourth proportional to 148,928.08, 223,071.48 and 69,923.92 is: 104,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,928.08 : 223,071.48 = 69,923.92 : x
  2. Step 2: Convert to fraction form
    148,928.08/223,071.48 = 69,923.92/x
  3. Step 3: Cross multiply
    148,928.08x = 223,071.48 × 69,923.92
  4. Step 4: Simplify right side
    148,928.08x = 15,598,032,321.80
  5. Step 5: Solve for x
    x = 15,598,032,321.80/148,928.08
  6. Step 6: Final answer
    x = 104,735.33

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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.