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Finding the Fourth Proportional to 60,998.99, 84,178.60 and 34,141.50

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Solution

The fourth proportional to 60,998.99, 84,178.60 and 34,141.50 is: 47,115.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998.99 : 84,178.60 = 34,141.50 : x
  2. Step 2: Convert to fraction form
    60,998.99/84,178.60 = 34,141.50/x
  3. Step 3: Cross multiply
    60,998.99x = 84,178.60 × 34,141.50
  4. Step 4: Simplify right side
    60,998.99x = 2,873,983,586.55
  5. Step 5: Solve for x
    x = 2,873,983,586.55/60,998.99
  6. Step 6: Final answer
    x = 47,115.26

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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.