Home / 108,529.72-162,769.08-29,625.16

Finding the Fourth Proportional to 108,529.72, 162,769.08 and 29,625.16

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Solution

The fourth proportional to 108,529.72, 162,769.08 and 29,625.16 is: 44,430.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,529.72 : 162,769.08 = 29,625.16 : x
  2. Step 2: Convert to fraction form
    108,529.72/162,769.08 = 29,625.16/x
  3. Step 3: Cross multiply
    108,529.72x = 162,769.08 × 29,625.16
  4. Step 4: Simplify right side
    108,529.72x = 4,822,060,038.05
  5. Step 5: Solve for x
    x = 4,822,060,038.05/108,529.72
  6. Step 6: Final answer
    x = 44,430.78

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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.