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Finding the Fourth Proportional to 95,322.84, 142,891.29 and 45,389.52

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Solution

The fourth proportional to 95,322.84, 142,891.29 and 45,389.52 is: 68,040.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,322.84 : 142,891.29 = 45,389.52 : x
  2. Step 2: Convert to fraction form
    95,322.84/142,891.29 = 45,389.52/x
  3. Step 3: Cross multiply
    95,322.84x = 142,891.29 × 45,389.52
  4. Step 4: Simplify right side
    95,322.84x = 6,485,767,065.28
  5. Step 5: Solve for x
    x = 6,485,767,065.28/95,322.84
  6. Step 6: Final answer
    x = 68,040.01

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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.