Home / 66,598.18-99,903.96-19,214.44

Finding the Fourth Proportional to 66,598.18, 99,903.96 and 19,214.44

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Solution

The fourth proportional to 66,598.18, 99,903.96 and 19,214.44 is: 28,823.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,598.18 : 99,903.96 = 19,214.44 : x
  2. Step 2: Convert to fraction form
    66,598.18/99,903.96 = 19,214.44/x
  3. Step 3: Cross multiply
    66,598.18x = 99,903.96 × 19,214.44
  4. Step 4: Simplify right side
    66,598.18x = 1,919,598,645.18
  5. Step 5: Solve for x
    x = 1,919,598,645.18/66,598.18
  6. Step 6: Final answer
    x = 28,823.59

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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.