Home / 108,664.04-162,971.08-29,784.40

Finding the Fourth Proportional to 108,664.04, 162,971.08 and 29,784.40

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Solution

The fourth proportional to 108,664.04, 162,971.08 and 29,784.40 is: 44,669.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,664.04 : 162,971.08 = 29,784.40 : x
  2. Step 2: Convert to fraction form
    108,664.04/162,971.08 = 29,784.40/x
  3. Step 3: Cross multiply
    108,664.04x = 162,971.08 × 29,784.40
  4. Step 4: Simplify right side
    108,664.04x = 4,853,995,835.15
  5. Step 5: Solve for x
    x = 4,853,995,835.15/108,664.04
  6. Step 6: Final answer
    x = 44,669.75

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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.