Home / 108,588.65-162,903.45-41,140.91

Finding the Fourth Proportional to 108,588.65, 162,903.45 and 41,140.91

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Solution

The fourth proportional to 108,588.65, 162,903.45 and 41,140.91 is: 61,719.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,588.65 : 162,903.45 = 41,140.91 : x
  2. Step 2: Convert to fraction form
    108,588.65/162,903.45 = 41,140.91/x
  3. Step 3: Cross multiply
    108,588.65x = 162,903.45 × 41,140.91
  4. Step 4: Simplify right side
    108,588.65x = 6,701,996,736.68
  5. Step 5: Solve for x
    x = 6,701,996,736.68/108,588.65
  6. Step 6: Final answer
    x = 61,719.13

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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.