Home / 148,907.20-223,389.60-43,729.60

Finding the Fourth Proportional to 148,907.20, 223,389.60 and 43,729.60

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Solution

The fourth proportional to 148,907.20, 223,389.60 and 43,729.60 is: 65,602.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,907.20 : 223,389.60 = 43,729.60 : x
  2. Step 2: Convert to fraction form
    148,907.20/223,389.60 = 43,729.60/x
  3. Step 3: Cross multiply
    148,907.20x = 223,389.60 × 43,729.60
  4. Step 4: Simplify right side
    148,907.20x = 9,768,737,852.16
  5. Step 5: Solve for x
    x = 9,768,737,852.16/148,907.20
  6. Step 6: Final answer
    x = 65,602.86

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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.