Home / 53,640.96-74,025.33-29,769.18

Finding the Fourth Proportional to 53,640.96, 74,025.33 and 29,769.18

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Solution

The fourth proportional to 53,640.96, 74,025.33 and 29,769.18 is: 41,081.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,640.96 : 74,025.33 = 29,769.18 : x
  2. Step 2: Convert to fraction form
    53,640.96/74,025.33 = 29,769.18/x
  3. Step 3: Cross multiply
    53,640.96x = 74,025.33 × 29,769.18
  4. Step 4: Simplify right side
    53,640.96x = 2,203,673,373.33
  5. Step 5: Solve for x
    x = 2,203,673,373.33/53,640.96
  6. Step 6: Final answer
    x = 41,081.92

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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.