Home / 28,064.03-42,096.65-7,003.80

Finding the Fourth Proportional to 28,064.03, 42,096.65 and 7,003.80

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Solution

The fourth proportional to 28,064.03, 42,096.65 and 7,003.80 is: 10,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,064.03 : 42,096.65 = 7,003.80 : x
  2. Step 2: Convert to fraction form
    28,064.03/42,096.65 = 7,003.80/x
  3. Step 3: Cross multiply
    28,064.03x = 42,096.65 × 7,003.80
  4. Step 4: Simplify right side
    28,064.03x = 294,836,482.25
  5. Step 5: Solve for x
    x = 294,836,482.25/28,064.03
  6. Step 6: Final answer
    x = 10,505.85

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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.