Home / 93,855.05-140,720.02-48,765.60

Finding the Fourth Proportional to 93,855.05, 140,720.02 and 48,765.60

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Solution

The fourth proportional to 93,855.05, 140,720.02 and 48,765.60 is: 73,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,855.05 : 140,720.02 = 48,765.60 : x
  2. Step 2: Convert to fraction form
    93,855.05/140,720.02 = 48,765.60/x
  3. Step 3: Cross multiply
    93,855.05x = 140,720.02 × 48,765.60
  4. Step 4: Simplify right side
    93,855.05x = 6,862,295,689.62
  5. Step 5: Solve for x
    x = 6,862,295,689.62/93,855.05
  6. Step 6: Final answer
    x = 73,115.90

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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.