Home / 108,570.73-162,889.02-52,400.37

Finding the Fourth Proportional to 108,570.73, 162,889.02 and 52,400.37

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Solution

The fourth proportional to 108,570.73, 162,889.02 and 52,400.37 is: 78,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,570.73 : 162,889.02 = 52,400.37 : x
  2. Step 2: Convert to fraction form
    108,570.73/162,889.02 = 52,400.37/x
  3. Step 3: Cross multiply
    108,570.73x = 162,889.02 × 52,400.37
  4. Step 4: Simplify right side
    108,570.73x = 8,535,444,916.94
  5. Step 5: Solve for x
    x = 8,535,444,916.94/108,570.73
  6. Step 6: Final answer
    x = 78,616.45

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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.