Home / 69,746.04-104,560.29-30,273.48

Finding the Fourth Proportional to 69,746.04, 104,560.29 and 30,273.48

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Solution

The fourth proportional to 69,746.04, 104,560.29 and 30,273.48 is: 45,384.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,746.04 : 104,560.29 = 30,273.48 : x
  2. Step 2: Convert to fraction form
    69,746.04/104,560.29 = 30,273.48/x
  3. Step 3: Cross multiply
    69,746.04x = 104,560.29 × 30,273.48
  4. Step 4: Simplify right side
    69,746.04x = 3,165,403,848.11
  5. Step 5: Solve for x
    x = 3,165,403,848.11/69,746.04
  6. Step 6: Final answer
    x = 45,384.71

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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.