Home / 53,380.20-73,663.86-29,506.34

Finding the Fourth Proportional to 53,380.20, 73,663.86 and 29,506.34

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Solution

The fourth proportional to 53,380.20, 73,663.86 and 29,506.34 is: 40,718.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,380.20 : 73,663.86 = 29,506.34 : x
  2. Step 2: Convert to fraction form
    53,380.20/73,663.86 = 29,506.34/x
  3. Step 3: Cross multiply
    53,380.20x = 73,663.86 × 29,506.34
  4. Step 4: Simplify right side
    53,380.20x = 2,173,550,898.87
  5. Step 5: Solve for x
    x = 2,173,550,898.87/53,380.20
  6. Step 6: Final answer
    x = 40,718.30

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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.