Home / 53,300.79-73,553.14-29,101.30

Finding the Fourth Proportional to 53,300.79, 73,553.14 and 29,101.30

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Solution

The fourth proportional to 53,300.79, 73,553.14 and 29,101.30 is: 40,158.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,300.79 : 73,553.14 = 29,101.30 : x
  2. Step 2: Convert to fraction form
    53,300.79/73,553.14 = 29,101.30/x
  3. Step 3: Cross multiply
    53,300.79x = 73,553.14 × 29,101.30
  4. Step 4: Simplify right side
    53,300.79x = 2,140,491,993.08
  5. Step 5: Solve for x
    x = 2,140,491,993.08/53,300.79
  6. Step 6: Final answer
    x = 40,158.73

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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.