Home / 148,004.90-222,007.35-73,139.30

Finding the Fourth Proportional to 148,004.90, 222,007.35 and 73,139.30

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Solution

The fourth proportional to 148,004.90, 222,007.35 and 73,139.30 is: 109,708.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,004.90 : 222,007.35 = 73,139.30 : x
  2. Step 2: Convert to fraction form
    148,004.90/222,007.35 = 73,139.30/x
  3. Step 3: Cross multiply
    148,004.90x = 222,007.35 × 73,139.30
  4. Step 4: Simplify right side
    148,004.90x = 16,237,462,173.86
  5. Step 5: Solve for x
    x = 16,237,462,173.86/148,004.90
  6. Step 6: Final answer
    x = 109,708.95

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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.