Home / 108,869.58-150,236.16-61,124.94

Finding the Fourth Proportional to 108,869.58, 150,236.16 and 61,124.94

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Solution

The fourth proportional to 108,869.58, 150,236.16 and 61,124.94 is: 84,350.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,869.58 : 150,236.16 = 61,124.94 : x
  2. Step 2: Convert to fraction form
    108,869.58/150,236.16 = 61,124.94/x
  3. Step 3: Cross multiply
    108,869.58x = 150,236.16 × 61,124.94
  4. Step 4: Simplify right side
    108,869.58x = 9,183,175,209.02
  5. Step 5: Solve for x
    x = 9,183,175,209.02/108,869.58
  6. Step 6: Final answer
    x = 84,350.24

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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.