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Finding the Fourth Proportional to 43,419.99, 59,900.54 and 33,330.63

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Solution

The fourth proportional to 43,419.99, 59,900.54 and 33,330.63 is: 45,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,419.99 : 59,900.54 = 33,330.63 : x
  2. Step 2: Convert to fraction form
    43,419.99/59,900.54 = 33,330.63/x
  3. Step 3: Cross multiply
    43,419.99x = 59,900.54 × 33,330.63
  4. Step 4: Simplify right side
    43,419.99x = 1,996,522,568.89
  5. Step 5: Solve for x
    x = 1,996,522,568.89/43,419.99
  6. Step 6: Final answer
    x = 45,981.65

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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.