Home / 99,869.42-149,804.54-24,989.36

Finding the Fourth Proportional to 99,869.42, 149,804.54 and 24,989.36

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Solution

The fourth proportional to 99,869.42, 149,804.54 and 24,989.36 is: 37,484.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,869.42 : 149,804.54 = 24,989.36 : x
  2. Step 2: Convert to fraction form
    99,869.42/149,804.54 = 24,989.36/x
  3. Step 3: Cross multiply
    99,869.42x = 149,804.54 × 24,989.36
  4. Step 4: Simplify right side
    99,869.42x = 3,743,519,579.69
  5. Step 5: Solve for x
    x = 3,743,519,579.69/99,869.42
  6. Step 6: Final answer
    x = 37,484.14

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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.