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Finding the Fourth Proportional to 63,980.58, 95,967.40 and 19,607.46

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Solution

The fourth proportional to 63,980.58, 95,967.40 and 19,607.46 is: 29,410.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,980.58 : 95,967.40 = 19,607.46 : x
  2. Step 2: Convert to fraction form
    63,980.58/95,967.40 = 19,607.46/x
  3. Step 3: Cross multiply
    63,980.58x = 95,967.40 × 19,607.46
  4. Step 4: Simplify right side
    63,980.58x = 1,881,676,956.80
  5. Step 5: Solve for x
    x = 1,881,676,956.80/63,980.58
  6. Step 6: Final answer
    x = 29,410.13

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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.