Home / 108,056.03-162,071.28-29,176.40

Finding the Fourth Proportional to 108,056.03, 162,071.28 and 29,176.40

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Solution

The fourth proportional to 108,056.03, 162,071.28 and 29,176.40 is: 43,761.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,056.03 : 162,071.28 = 29,176.40 : x
  2. Step 2: Convert to fraction form
    108,056.03/162,071.28 = 29,176.40/x
  3. Step 3: Cross multiply
    108,056.03x = 162,071.28 × 29,176.40
  4. Step 4: Simplify right side
    108,056.03x = 4,728,656,898.97
  5. Step 5: Solve for x
    x = 4,728,656,898.97/108,056.03
  6. Step 6: Final answer
    x = 43,761.16

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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.