Home / 148,379.04-204,684.24-112,509.84

Finding the Fourth Proportional to 148,379.04, 204,684.24 and 112,509.84

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Solution

The fourth proportional to 148,379.04, 204,684.24 and 112,509.84 is: 155,203.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,379.04 : 204,684.24 = 112,509.84 : x
  2. Step 2: Convert to fraction form
    148,379.04/204,684.24 = 112,509.84/x
  3. Step 3: Cross multiply
    148,379.04x = 204,684.24 × 112,509.84
  4. Step 4: Simplify right side
    148,379.04x = 23,028,991,092.92
  5. Step 5: Solve for x
    x = 23,028,991,092.92/148,379.04
  6. Step 6: Final answer
    x = 155,203.80

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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.