Home / 56,099.13-83,820.14-54,136.98

Finding the Fourth Proportional to 56,099.13, 83,820.14 and 54,136.98

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Solution

The fourth proportional to 56,099.13, 83,820.14 and 54,136.98 is: 80,888.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,099.13 : 83,820.14 = 54,136.98 : x
  2. Step 2: Convert to fraction form
    56,099.13/83,820.14 = 54,136.98/x
  3. Step 3: Cross multiply
    56,099.13x = 83,820.14 × 54,136.98
  4. Step 4: Simplify right side
    56,099.13x = 4,537,769,563.11
  5. Step 5: Solve for x
    x = 4,537,769,563.11/56,099.13
  6. Step 6: Final answer
    x = 80,888.41

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.