Home / 30,107.50-45,242.96-16,077.29

Finding the Fourth Proportional to 30,107.50, 45,242.96 and 16,077.29

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Solution

The fourth proportional to 30,107.50, 45,242.96 and 16,077.29 is: 24,159.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,107.50 : 45,242.96 = 16,077.29 : x
  2. Step 2: Convert to fraction form
    30,107.50/45,242.96 = 16,077.29/x
  3. Step 3: Cross multiply
    30,107.50x = 45,242.96 × 16,077.29
  4. Step 4: Simplify right side
    30,107.50x = 727,383,881.78
  5. Step 5: Solve for x
    x = 727,383,881.78/30,107.50
  6. Step 6: Final answer
    x = 24,159.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.