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Finding the Fourth Proportional to 82,526.56, 113,889 and 44,803.28

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Solution

The fourth proportional to 82,526.56, 113,889 and 44,803.28 is: 61,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,526.56 : 113,889 = 44,803.28 : x
  2. Step 2: Convert to fraction form
    82,526.56/113,889 = 44,803.28/x
  3. Step 3: Cross multiply
    82,526.56x = 113,889 × 44,803.28
  4. Step 4: Simplify right side
    82,526.56x = 5,102,600,755.92
  5. Step 5: Solve for x
    x = 5,102,600,755.92/82,526.56
  6. Step 6: Final answer
    x = 61,829.80

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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.