Home / 45,848.61-68,783.70-14,257.08

Finding the Fourth Proportional to 45,848.61, 68,783.70 and 14,257.08

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Solution

The fourth proportional to 45,848.61, 68,783.70 and 14,257.08 is: 21,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,848.61 : 68,783.70 = 14,257.08 : x
  2. Step 2: Convert to fraction form
    45,848.61/68,783.70 = 14,257.08/x
  3. Step 3: Cross multiply
    45,848.61x = 68,783.70 × 14,257.08
  4. Step 4: Simplify right side
    45,848.61x = 980,654,713.60
  5. Step 5: Solve for x
    x = 980,654,713.60/45,848.61
  6. Step 6: Final answer
    x = 21,388.97

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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.