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Finding the Fourth Proportional to 73,848.12, 110,870.64 and 62,825.64

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Solution

The fourth proportional to 73,848.12, 110,870.64 and 62,825.64 is: 94,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,848.12 : 110,870.64 = 62,825.64 : x
  2. Step 2: Convert to fraction form
    73,848.12/110,870.64 = 62,825.64/x
  3. Step 3: Cross multiply
    73,848.12x = 110,870.64 × 62,825.64
  4. Step 4: Simplify right side
    73,848.12x = 6,965,518,915.21
  5. Step 5: Solve for x
    x = 6,965,518,915.21/73,848.12
  6. Step 6: Final answer
    x = 94,322.22

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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.