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Finding the Fourth Proportional to 60,563.80, 84,876.80 and 60,563.80

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Solution

The fourth proportional to 60,563.80, 84,876.80 and 60,563.80 is: 84,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,563.80 : 84,876.80 = 60,563.80 : x
  2. Step 2: Convert to fraction form
    60,563.80/84,876.80 = 60,563.80/x
  3. Step 3: Cross multiply
    60,563.80x = 84,876.80 × 60,563.80
  4. Step 4: Simplify right side
    60,563.80x = 5,140,461,539.84
  5. Step 5: Solve for x
    x = 5,140,461,539.84/60,563.80
  6. Step 6: Final answer
    x = 84,876.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.