Home / 53,033.64-73,160.10-31,808.04

Finding the Fourth Proportional to 53,033.64, 73,160.10 and 31,808.04

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Solution

The fourth proportional to 53,033.64, 73,160.10 and 31,808.04 is: 43,879.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,033.64 : 73,160.10 = 31,808.04 : x
  2. Step 2: Convert to fraction form
    53,033.64/73,160.10 = 31,808.04/x
  3. Step 3: Cross multiply
    53,033.64x = 73,160.10 × 31,808.04
  4. Step 4: Simplify right side
    53,033.64x = 2,327,079,387.20
  5. Step 5: Solve for x
    x = 2,327,079,387.20/53,033.64
  6. Step 6: Final answer
    x = 43,879.31

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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.