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Finding the Fourth Proportional to 62,187.53, 85,731.83 and 52,588.85

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Solution

The fourth proportional to 62,187.53, 85,731.83 and 52,588.85 is: 72,499.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,187.53 : 85,731.83 = 52,588.85 : x
  2. Step 2: Convert to fraction form
    62,187.53/85,731.83 = 52,588.85/x
  3. Step 3: Cross multiply
    62,187.53x = 85,731.83 × 52,588.85
  4. Step 4: Simplify right side
    62,187.53x = 4,508,537,656.49
  5. Step 5: Solve for x
    x = 4,508,537,656.49/62,187.53
  6. Step 6: Final answer
    x = 72,499.07

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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.