Home / 108,516.71-162,749.55-29,612.18

Finding the Fourth Proportional to 108,516.71, 162,749.55 and 29,612.18

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Solution

The fourth proportional to 108,516.71, 162,749.55 and 29,612.18 is: 44,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,516.71 : 162,749.55 = 29,612.18 : x
  2. Step 2: Convert to fraction form
    108,516.71/162,749.55 = 29,612.18/x
  3. Step 3: Cross multiply
    108,516.71x = 162,749.55 × 29,612.18
  4. Step 4: Simplify right side
    108,516.71x = 4,819,369,487.44
  5. Step 5: Solve for x
    x = 4,819,369,487.44/108,516.71
  6. Step 6: Final answer
    x = 44,411.31

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1.5x scale

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.