Home / 30,250.43-45,380.49-10,534.59

Finding the Fourth Proportional to 30,250.43, 45,380.49 and 10,534.59

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Solution

The fourth proportional to 30,250.43, 45,380.49 and 10,534.59 is: 15,803.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,250.43 : 45,380.49 = 10,534.59 : x
  2. Step 2: Convert to fraction form
    30,250.43/45,380.49 = 10,534.59/x
  3. Step 3: Cross multiply
    30,250.43x = 45,380.49 × 10,534.59
  4. Step 4: Simplify right side
    30,250.43x = 478,064,803.48
  5. Step 5: Solve for x
    x = 478,064,803.48/30,250.43
  6. Step 6: Final answer
    x = 15,803.57

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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.