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Finding the Fourth Proportional to 63,237.56, 87,259.01 and 61,536.56

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Solution

The fourth proportional to 63,237.56, 87,259.01 and 61,536.56 is: 84,911.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,237.56 : 87,259.01 = 61,536.56 : x
  2. Step 2: Convert to fraction form
    63,237.56/87,259.01 = 61,536.56/x
  3. Step 3: Cross multiply
    63,237.56x = 87,259.01 × 61,536.56
  4. Step 4: Simplify right side
    63,237.56x = 5,369,618,560.43
  5. Step 5: Solve for x
    x = 5,369,618,560.43/63,237.56
  6. Step 6: Final answer
    x = 84,911.86

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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.