Home / 108,299.30-162,459.81-37,212.58

Finding the Fourth Proportional to 108,299.30, 162,459.81 and 37,212.58

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Solution

The fourth proportional to 108,299.30, 162,459.81 and 37,212.58 is: 55,822.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,299.30 : 162,459.81 = 37,212.58 : x
  2. Step 2: Convert to fraction form
    108,299.30/162,459.81 = 37,212.58/x
  3. Step 3: Cross multiply
    108,299.30x = 162,459.81 × 37,212.58
  4. Step 4: Simplify right side
    108,299.30x = 6,045,547,678.05
  5. Step 5: Solve for x
    x = 6,045,547,678.05/108,299.30
  6. Step 6: Final answer
    x = 55,822.59

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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.