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Finding the Fourth Proportional to 61,998.80, 92,895.80 and 52,782.80

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Solution

The fourth proportional to 61,998.80, 92,895.80 and 52,782.80 is: 79,087.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,998.80 : 92,895.80 = 52,782.80 : x
  2. Step 2: Convert to fraction form
    61,998.80/92,895.80 = 52,782.80/x
  3. Step 3: Cross multiply
    61,998.80x = 92,895.80 × 52,782.80
  4. Step 4: Simplify right side
    61,998.80x = 4,903,300,432.24
  5. Step 5: Solve for x
    x = 4,903,300,432.24/61,998.80
  6. Step 6: Final answer
    x = 79,087.02

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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.