Home / 53,945.88-74,445.62-30,074.04

Finding the Fourth Proportional to 53,945.88, 74,445.62 and 30,074.04

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Solution

The fourth proportional to 53,945.88, 74,445.62 and 30,074.04 is: 41,502.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,945.88 : 74,445.62 = 30,074.04 : x
  2. Step 2: Convert to fraction form
    53,945.88/74,445.62 = 30,074.04/x
  3. Step 3: Cross multiply
    53,945.88x = 74,445.62 × 30,074.04
  4. Step 4: Simplify right side
    53,945.88x = 2,238,880,553.70
  5. Step 5: Solve for x
    x = 2,238,880,553.70/53,945.88
  6. Step 6: Final answer
    x = 41,502.35

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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.