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Finding the Fourth Proportional to 62,883.07, 86,903.10 and 51,534.67

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Solution

The fourth proportional to 62,883.07, 86,903.10 and 51,534.67 is: 71,219.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,883.07 : 86,903.10 = 51,534.67 : x
  2. Step 2: Convert to fraction form
    62,883.07/86,903.10 = 51,534.67/x
  3. Step 3: Cross multiply
    62,883.07x = 86,903.10 × 51,534.67
  4. Step 4: Simplify right side
    62,883.07x = 4,478,522,580.48
  5. Step 5: Solve for x
    x = 4,478,522,580.48/62,883.07
  6. Step 6: Final answer
    x = 71,219.85

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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.