Home / 53,528.31-73,863.09-29,649.06

Finding the Fourth Proportional to 53,528.31, 73,863.09 and 29,649.06

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Solution

The fourth proportional to 53,528.31, 73,863.09 and 29,649.06 is: 40,912.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,528.31 : 73,863.09 = 29,649.06 : x
  2. Step 2: Convert to fraction form
    53,528.31/73,863.09 = 29,649.06/x
  3. Step 3: Cross multiply
    53,528.31x = 73,863.09 × 29,649.06
  4. Step 4: Simplify right side
    53,528.31x = 2,189,971,187.20
  5. Step 5: Solve for x
    x = 2,189,971,187.20/53,528.31
  6. Step 6: Final answer
    x = 40,912.39

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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.