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Finding the Fourth Proportional to 101,703.76, 152,565.75 and 37,679.03

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Solution

The fourth proportional to 101,703.76, 152,565.75 and 37,679.03 is: 56,522.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,703.76 : 152,565.75 = 37,679.03 : x
  2. Step 2: Convert to fraction form
    101,703.76/152,565.75 = 37,679.03/x
  3. Step 3: Cross multiply
    101,703.76x = 152,565.75 × 37,679.03
  4. Step 4: Simplify right side
    101,703.76x = 5,748,529,471.22
  5. Step 5: Solve for x
    x = 5,748,529,471.22/101,703.76
  6. Step 6: Final answer
    x = 56,522.29

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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.