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Finding the Fourth Proportional to 108,405.96, 162,592.53 and 29,526.40

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Solution

The fourth proportional to 108,405.96, 162,592.53 and 29,526.40 is: 44,285.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,405.96 : 162,592.53 = 29,526.40 : x
  2. Step 2: Convert to fraction form
    108,405.96/162,592.53 = 29,526.40/x
  3. Step 3: Cross multiply
    108,405.96x = 162,592.53 × 29,526.40
  4. Step 4: Simplify right side
    108,405.96x = 4,800,772,077.79
  5. Step 5: Solve for x
    x = 4,800,772,077.79/108,405.96
  6. Step 6: Final answer
    x = 44,285.13

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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.