Home / 53,430.15-73,734.26-29,556.21

Finding the Fourth Proportional to 53,430.15, 73,734.26 and 29,556.21

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Solution

The fourth proportional to 53,430.15, 73,734.26 and 29,556.21 is: 40,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,430.15 : 73,734.26 = 29,556.21 : x
  2. Step 2: Convert to fraction form
    53,430.15/73,734.26 = 29,556.21/x
  3. Step 3: Cross multiply
    53,430.15x = 73,734.26 × 29,556.21
  4. Step 4: Simplify right side
    53,430.15x = 2,179,305,124.97
  5. Step 5: Solve for x
    x = 2,179,305,124.97/53,430.15
  6. Step 6: Final answer
    x = 40,787.93

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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.