Home / 108,467.04-149,607.36-99,543.36

Finding the Fourth Proportional to 108,467.04, 149,607.36 and 99,543.36

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Solution

The fourth proportional to 108,467.04, 149,607.36 and 99,543.36 is: 137,299.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,467.04 : 149,607.36 = 99,543.36 : x
  2. Step 2: Convert to fraction form
    108,467.04/149,607.36 = 99,543.36/x
  3. Step 3: Cross multiply
    108,467.04x = 149,607.36 × 99,543.36
  4. Step 4: Simplify right side
    108,467.04x = 14,892,419,295.13
  5. Step 5: Solve for x
    x = 14,892,419,295.13/108,467.04
  6. Step 6: Final answer
    x = 137,299.03

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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.