Home / 147,247.86-220,907.07-47,417.44

Finding the Fourth Proportional to 147,247.86, 220,907.07 and 47,417.44

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Solution

The fourth proportional to 147,247.86, 220,907.07 and 47,417.44 is: 71,137.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,247.86 : 220,907.07 = 47,417.44 : x
  2. Step 2: Convert to fraction form
    147,247.86/220,907.07 = 47,417.44/x
  3. Step 3: Cross multiply
    147,247.86x = 220,907.07 × 47,417.44
  4. Step 4: Simplify right side
    147,247.86x = 10,474,847,737.30
  5. Step 5: Solve for x
    x = 10,474,847,737.30/147,247.86
  6. Step 6: Final answer
    x = 71,137.52

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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.