Home / 25,470.43-38,203.84-6,750.05

Finding the Fourth Proportional to 25,470.43, 38,203.84 and 6,750.05

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Solution

The fourth proportional to 25,470.43, 38,203.84 and 6,750.05 is: 10,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,470.43 : 38,203.84 = 6,750.05 : x
  2. Step 2: Convert to fraction form
    25,470.43/38,203.84 = 6,750.05/x
  3. Step 3: Cross multiply
    25,470.43x = 38,203.84 × 6,750.05
  4. Step 4: Simplify right side
    25,470.43x = 257,877,813.32
  5. Step 5: Solve for x
    x = 257,877,813.32/25,470.43
  6. Step 6: Final answer
    x = 10,124.60

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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.