Home / 102,575.18-153,847.37-32,445.38

Finding the Fourth Proportional to 102,575.18, 153,847.37 and 32,445.38

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Solution

The fourth proportional to 102,575.18, 153,847.37 and 32,445.38 is: 48,663.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,575.18 : 153,847.37 = 32,445.38 : x
  2. Step 2: Convert to fraction form
    102,575.18/153,847.37 = 32,445.38/x
  3. Step 3: Cross multiply
    102,575.18x = 153,847.37 × 32,445.38
  4. Step 4: Simplify right side
    102,575.18x = 4,991,635,450.19
  5. Step 5: Solve for x
    x = 4,991,635,450.19/102,575.18
  6. Step 6: Final answer
    x = 48,663.19

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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.