Home / 162,723.76-224,567.12-91,099.50

Finding the Fourth Proportional to 162,723.76, 224,567.12 and 91,099.50

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Solution

The fourth proportional to 162,723.76, 224,567.12 and 91,099.50 is: 125,721.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,723.76 : 224,567.12 = 91,099.50 : x
  2. Step 2: Convert to fraction form
    162,723.76/224,567.12 = 91,099.50/x
  3. Step 3: Cross multiply
    162,723.76x = 224,567.12 × 91,099.50
  4. Step 4: Simplify right side
    162,723.76x = 20,457,952,348.44
  5. Step 5: Solve for x
    x = 20,457,952,348.44/162,723.76
  6. Step 6: Final answer
    x = 125,721.97

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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.