Home / 53,487.45-73,813.80-29,289.44

Finding the Fourth Proportional to 53,487.45, 73,813.80 and 29,289.44

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Solution

The fourth proportional to 53,487.45, 73,813.80 and 29,289.44 is: 40,420.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,487.45 : 73,813.80 = 29,289.44 : x
  2. Step 2: Convert to fraction form
    53,487.45/73,813.80 = 29,289.44/x
  3. Step 3: Cross multiply
    53,487.45x = 73,813.80 × 29,289.44
  4. Step 4: Simplify right side
    53,487.45x = 2,161,964,497.20
  5. Step 5: Solve for x
    x = 2,161,964,497.20/53,487.45
  6. Step 6: Final answer
    x = 40,420.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.