Home / 53,487.01-73,813.20-29,288.99

Finding the Fourth Proportional to 53,487.01, 73,813.20 and 29,288.99

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Solution

The fourth proportional to 53,487.01, 73,813.20 and 29,288.99 is: 40,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,487.01 : 73,813.20 = 29,288.99 : x
  2. Step 2: Convert to fraction form
    53,487.01/73,813.20 = 29,288.99/x
  3. Step 3: Cross multiply
    53,487.01x = 73,813.20 × 29,288.99
  4. Step 4: Simplify right side
    53,487.01x = 2,161,914,076.67
  5. Step 5: Solve for x
    x = 2,161,914,076.67/53,487.01
  6. Step 6: Final answer
    x = 40,419.42

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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.