Home / 53,003.16-73,146.24-29,130.84

Finding the Fourth Proportional to 53,003.16, 73,146.24 and 29,130.84

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Solution

The fourth proportional to 53,003.16, 73,146.24 and 29,130.84 is: 40,201.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,003.16 : 73,146.24 = 29,130.84 : x
  2. Step 2: Convert to fraction form
    53,003.16/73,146.24 = 29,130.84/x
  3. Step 3: Cross multiply
    53,003.16x = 73,146.24 × 29,130.84
  4. Step 4: Simplify right side
    53,003.16x = 2,130,811,414.04
  5. Step 5: Solve for x
    x = 2,130,811,414.04/53,003.16
  6. Step 6: Final answer
    x = 40,201.59

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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.