Home / 30,092.45-45,126.29-9,025.07

Finding the Fourth Proportional to 30,092.45, 45,126.29 and 9,025.07

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Solution

The fourth proportional to 30,092.45, 45,126.29 and 9,025.07 is: 13,533.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,092.45 : 45,126.29 = 9,025.07 : x
  2. Step 2: Convert to fraction form
    30,092.45/45,126.29 = 9,025.07/x
  3. Step 3: Cross multiply
    30,092.45x = 45,126.29 × 9,025.07
  4. Step 4: Simplify right side
    30,092.45x = 407,267,723.02
  5. Step 5: Solve for x
    x = 407,267,723.02/30,092.45
  6. Step 6: Final answer
    x = 13,533.89

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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.