Home / 108,365.13-162,572.00-38,245.05

Finding the Fourth Proportional to 108,365.13, 162,572.00 and 38,245.05

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Solution

The fourth proportional to 108,365.13, 162,572.00 and 38,245.05 is: 57,376.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,365.13 : 162,572.00 = 38,245.05 : x
  2. Step 2: Convert to fraction form
    108,365.13/162,572.00 = 38,245.05/x
  3. Step 3: Cross multiply
    108,365.13x = 162,572.00 × 38,245.05
  4. Step 4: Simplify right side
    108,365.13x = 6,217,574,077.37
  5. Step 5: Solve for x
    x = 6,217,574,077.37/108,365.13
  6. Step 6: Final answer
    x = 57,376.15

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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.