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Finding the Fourth Proportional to 40,300.79, 60,434.59 and 17,506.10

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Solution

The fourth proportional to 40,300.79, 60,434.59 and 17,506.10 is: 26,251.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300.79 : 60,434.59 = 17,506.10 : x
  2. Step 2: Convert to fraction form
    40,300.79/60,434.59 = 17,506.10/x
  3. Step 3: Cross multiply
    40,300.79x = 60,434.59 × 17,506.10
  4. Step 4: Simplify right side
    40,300.79x = 1,057,973,630.06
  5. Step 5: Solve for x
    x = 1,057,973,630.06/40,300.79
  6. Step 6: Final answer
    x = 26,251.94

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