Home / 48,775.02-73,148.10-20,694.72

Finding the Fourth Proportional to 48,775.02, 73,148.10 and 20,694.72

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Solution

The fourth proportional to 48,775.02, 73,148.10 and 20,694.72 is: 31,035.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,775.02 : 73,148.10 = 20,694.72 : x
  2. Step 2: Convert to fraction form
    48,775.02/73,148.10 = 20,694.72/x
  3. Step 3: Cross multiply
    48,775.02x = 73,148.10 × 20,694.72
  4. Step 4: Simplify right side
    48,775.02x = 1,513,779,448.03
  5. Step 5: Solve for x
    x = 1,513,779,448.03/48,775.02
  6. Step 6: Final answer
    x = 31,035.96

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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.