Home / 108,017.02-162,023.10-48,836.80

Finding the Fourth Proportional to 108,017.02, 162,023.10 and 48,836.80

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Solution

The fourth proportional to 108,017.02, 162,023.10 and 48,836.80 is: 73,254.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,017.02 : 162,023.10 = 48,836.80 : x
  2. Step 2: Convert to fraction form
    108,017.02/162,023.10 = 48,836.80/x
  3. Step 3: Cross multiply
    108,017.02x = 162,023.10 × 48,836.80
  4. Step 4: Simplify right side
    108,017.02x = 7,912,689,730.08
  5. Step 5: Solve for x
    x = 7,912,689,730.08/108,017.02
  6. Step 6: Final answer
    x = 73,254.10

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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.