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Finding the Fourth Proportional to 37,053.88, 51,124.80 and 21,946.84

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Solution

The fourth proportional to 37,053.88, 51,124.80 and 21,946.84 is: 30,280.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,053.88 : 51,124.80 = 21,946.84 : x
  2. Step 2: Convert to fraction form
    37,053.88/51,124.80 = 21,946.84/x
  3. Step 3: Cross multiply
    37,053.88x = 51,124.80 × 21,946.84
  4. Step 4: Simplify right side
    37,053.88x = 1,122,027,805.63
  5. Step 5: Solve for x
    x = 1,122,027,805.63/37,053.88
  6. Step 6: Final answer
    x = 30,280.98

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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.