Home / 45,530.56-68,295.20-14,365.52

Finding the Fourth Proportional to 45,530.56, 68,295.20 and 14,365.52

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Solution

The fourth proportional to 45,530.56, 68,295.20 and 14,365.52 is: 21,548.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,530.56 : 68,295.20 = 14,365.52 : x
  2. Step 2: Convert to fraction form
    45,530.56/68,295.20 = 14,365.52/x
  3. Step 3: Cross multiply
    45,530.56x = 68,295.20 × 14,365.52
  4. Step 4: Simplify right side
    45,530.56x = 981,096,061.50
  5. Step 5: Solve for x
    x = 981,096,061.50/45,530.56
  6. Step 6: Final answer
    x = 21,548.08

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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.