Home / 53,189.76-73,402.21-29,316.44

Finding the Fourth Proportional to 53,189.76, 73,402.21 and 29,316.44

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Solution

The fourth proportional to 53,189.76, 73,402.21 and 29,316.44 is: 40,456.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,189.76 : 73,402.21 = 29,316.44 : x
  2. Step 2: Convert to fraction form
    53,189.76/73,402.21 = 29,316.44/x
  3. Step 3: Cross multiply
    53,189.76x = 73,402.21 × 29,316.44
  4. Step 4: Simplify right side
    53,189.76x = 2,151,891,045.03
  5. Step 5: Solve for x
    x = 2,151,891,045.03/53,189.76
  6. Step 6: Final answer
    x = 40,456.87

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1.5x scale

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.