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Finding the Fourth Proportional to 40,322.42, 60,498.42 and 14,034.68

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Solution

The fourth proportional to 40,322.42, 60,498.42 and 14,034.68 is: 21,057.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,322.42 : 60,498.42 = 14,034.68 : x
  2. Step 2: Convert to fraction form
    40,322.42/60,498.42 = 14,034.68/x
  3. Step 3: Cross multiply
    40,322.42x = 60,498.42 × 14,034.68
  4. Step 4: Simplify right side
    40,322.42x = 849,075,965.21
  5. Step 5: Solve for x
    x = 849,075,965.21/40,322.42
  6. Step 6: Final answer
    x = 21,057.17

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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.