Home / 108,983.68-150,410.93-61,236

Finding the Fourth Proportional to 108,983.68, 150,410.93 and 61,236

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Solution

The fourth proportional to 108,983.68, 150,410.93 and 61,236 is: 84,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,983.68 : 150,410.93 = 61,236 : x
  2. Step 2: Convert to fraction form
    108,983.68/150,410.93 = 61,236/x
  3. Step 3: Cross multiply
    108,983.68x = 150,410.93 × 61,236
  4. Step 4: Simplify right side
    108,983.68x = 9,210,563,403.30
  5. Step 5: Solve for x
    x = 9,210,563,403.30/108,983.68
  6. Step 6: Final answer
    x = 84,513.24

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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.