Home / 108,949.23-150,333.57-61,193.43

Finding the Fourth Proportional to 108,949.23, 150,333.57 and 61,193.43

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Solution

The fourth proportional to 108,949.23, 150,333.57 and 61,193.43 is: 84,437.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,949.23 : 150,333.57 = 61,193.43 : x
  2. Step 2: Convert to fraction form
    108,949.23/150,333.57 = 61,193.43/x
  3. Step 3: Cross multiply
    108,949.23x = 150,333.57 × 61,193.43
  4. Step 4: Simplify right side
    108,949.23x = 9,199,426,792.45
  5. Step 5: Solve for x
    x = 9,199,426,792.45/108,949.23
  6. Step 6: Final answer
    x = 84,437.74

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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.