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Finding the Fourth Proportional to 55,793.84, 76,962.84 and 37,675.76

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Solution

The fourth proportional to 55,793.84, 76,962.84 and 37,675.76 is: 51,970.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,793.84 : 76,962.84 = 37,675.76 : x
  2. Step 2: Convert to fraction form
    55,793.84/76,962.84 = 37,675.76/x
  3. Step 3: Cross multiply
    55,793.84x = 76,962.84 × 37,675.76
  4. Step 4: Simplify right side
    55,793.84x = 2,899,633,488.76
  5. Step 5: Solve for x
    x = 2,899,633,488.76/55,793.84
  6. Step 6: Final answer
    x = 51,970.50

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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.