Home / 56,954.34-78,523.26-39,017.28

Finding the Fourth Proportional to 56,954.34, 78,523.26 and 39,017.28

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Solution

The fourth proportional to 56,954.34, 78,523.26 and 39,017.28 is: 53,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,954.34 : 78,523.26 = 39,017.28 : x
  2. Step 2: Convert to fraction form
    56,954.34/78,523.26 = 39,017.28/x
  3. Step 3: Cross multiply
    56,954.34x = 78,523.26 × 39,017.28
  4. Step 4: Simplify right side
    56,954.34x = 3,063,764,021.93
  5. Step 5: Solve for x
    x = 3,063,764,021.93/56,954.34
  6. Step 6: Final answer
    x = 53,793.34

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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.