Home / 54,921.08-75,763.23-34,743.98

Finding the Fourth Proportional to 54,921.08, 75,763.23 and 34,743.98

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Solution

The fourth proportional to 54,921.08, 75,763.23 and 34,743.98 is: 47,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,921.08 : 75,763.23 = 34,743.98 : x
  2. Step 2: Convert to fraction form
    54,921.08/75,763.23 = 34,743.98/x
  3. Step 3: Cross multiply
    54,921.08x = 75,763.23 × 34,743.98
  4. Step 4: Simplify right side
    54,921.08x = 2,632,316,147.86
  5. Step 5: Solve for x
    x = 2,632,316,147.86/54,921.08
  6. Step 6: Final answer
    x = 47,929.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.