Home / 45,584.18-68,367.60-19,307.36

Finding the Fourth Proportional to 45,584.18, 68,367.60 and 19,307.36

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Solution

The fourth proportional to 45,584.18, 68,367.60 and 19,307.36 is: 28,957.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,584.18 : 68,367.60 = 19,307.36 : x
  2. Step 2: Convert to fraction form
    45,584.18/68,367.60 = 19,307.36/x
  3. Step 3: Cross multiply
    45,584.18x = 68,367.60 × 19,307.36
  4. Step 4: Simplify right side
    45,584.18x = 1,319,997,865.54
  5. Step 5: Solve for x
    x = 1,319,997,865.54/45,584.18
  6. Step 6: Final answer
    x = 28,957.37

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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.