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Finding the Fourth Proportional to 57,525.99, 85,885.50 and 48,671.07

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Solution

The fourth proportional to 57,525.99, 85,885.50 and 48,671.07 is: 72,665.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,525.99 : 85,885.50 = 48,671.07 : x
  2. Step 2: Convert to fraction form
    57,525.99/85,885.50 = 48,671.07/x
  3. Step 3: Cross multiply
    57,525.99x = 85,885.50 × 48,671.07
  4. Step 4: Simplify right side
    57,525.99x = 4,180,139,182.49
  5. Step 5: Solve for x
    x = 4,180,139,182.49/57,525.99
  6. Step 6: Final answer
    x = 72,665.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.