Home / 161,865.46-223,390.66-93,903.22

Finding the Fourth Proportional to 161,865.46, 223,390.66 and 93,903.22

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Solution

The fourth proportional to 161,865.46, 223,390.66 and 93,903.22 is: 129,595.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,865.46 : 223,390.66 = 93,903.22 : x
  2. Step 2: Convert to fraction form
    161,865.46/223,390.66 = 93,903.22/x
  3. Step 3: Cross multiply
    161,865.46x = 223,390.66 × 93,903.22
  4. Step 4: Simplify right side
    161,865.46x = 20,977,102,291.93
  5. Step 5: Solve for x
    x = 20,977,102,291.93/161,865.46
  6. Step 6: Final answer
    x = 129,595.91

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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.