Home / 45,606.84-62,938.50-28,611.80

Finding the Fourth Proportional to 45,606.84, 62,938.50 and 28,611.80

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Solution

The fourth proportional to 45,606.84, 62,938.50 and 28,611.80 is: 39,484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,606.84 : 62,938.50 = 28,611.80 : x
  2. Step 2: Convert to fraction form
    45,606.84/62,938.50 = 28,611.80/x
  3. Step 3: Cross multiply
    45,606.84x = 62,938.50 × 28,611.80
  4. Step 4: Simplify right side
    45,606.84x = 1,800,783,774.30
  5. Step 5: Solve for x
    x = 1,800,783,774.30/45,606.84
  6. Step 6: Final answer
    x = 39,484.95

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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.