Home / 108,323.02-162,564.33-51,397.12

Finding the Fourth Proportional to 108,323.02, 162,564.33 and 51,397.12

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Solution

The fourth proportional to 108,323.02, 162,564.33 and 51,397.12 is: 77,133.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,323.02 : 162,564.33 = 51,397.12 : x
  2. Step 2: Convert to fraction form
    108,323.02/162,564.33 = 51,397.12/x
  3. Step 3: Cross multiply
    108,323.02x = 162,564.33 × 51,397.12
  4. Step 4: Simplify right side
    108,323.02x = 8,355,338,376.73
  5. Step 5: Solve for x
    x = 8,355,338,376.73/108,323.02
  6. Step 6: Final answer
    x = 77,133.54

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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.