Home / 44,521.88-66,772.34-12,923.60

Finding the Fourth Proportional to 44,521.88, 66,772.34 and 12,923.60

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Solution

The fourth proportional to 44,521.88, 66,772.34 and 12,923.60 is: 19,382.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,521.88 : 66,772.34 = 12,923.60 : x
  2. Step 2: Convert to fraction form
    44,521.88/66,772.34 = 12,923.60/x
  3. Step 3: Cross multiply
    44,521.88x = 66,772.34 × 12,923.60
  4. Step 4: Simplify right side
    44,521.88x = 862,939,013.22
  5. Step 5: Solve for x
    x = 862,939,013.22/44,521.88
  6. Step 6: Final answer
    x = 19,382.36

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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.