Home / 64,567.44-89,144.82-57,841.20

Finding the Fourth Proportional to 64,567.44, 89,144.82 and 57,841.20

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Solution

The fourth proportional to 64,567.44, 89,144.82 and 57,841.20 is: 79,858.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,567.44 : 89,144.82 = 57,841.20 : x
  2. Step 2: Convert to fraction form
    64,567.44/89,144.82 = 57,841.20/x
  3. Step 3: Cross multiply
    64,567.44x = 89,144.82 × 57,841.20
  4. Step 4: Simplify right side
    64,567.44x = 5,156,243,362.58
  5. Step 5: Solve for x
    x = 5,156,243,362.58/64,567.44
  6. Step 6: Final answer
    x = 79,858.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.