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Finding the Fourth Proportional to 49,598.88, 74,409.21 and 14,538.84

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Solution

The fourth proportional to 49,598.88, 74,409.21 and 14,538.84 is: 21,811.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,598.88 : 74,409.21 = 14,538.84 : x
  2. Step 2: Convert to fraction form
    49,598.88/74,409.21 = 14,538.84/x
  3. Step 3: Cross multiply
    49,598.88x = 74,409.21 × 14,538.84
  4. Step 4: Simplify right side
    49,598.88x = 1,081,823,598.72
  5. Step 5: Solve for x
    x = 1,081,823,598.72/49,598.88
  6. Step 6: Final answer
    x = 21,811.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.