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Finding the Fourth Proportional to 58,900.50, 81,282.08 and 35,026.70

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Solution

The fourth proportional to 58,900.50, 81,282.08 and 35,026.70 is: 48,336.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,900.50 : 81,282.08 = 35,026.70 : x
  2. Step 2: Convert to fraction form
    58,900.50/81,282.08 = 35,026.70/x
  3. Step 3: Cross multiply
    58,900.50x = 81,282.08 × 35,026.70
  4. Step 4: Simplify right side
    58,900.50x = 2,847,042,712.69
  5. Step 5: Solve for x
    x = 2,847,042,712.69/58,900.50
  6. Step 6: Final answer
    x = 48,336.48

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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.