Home / 53,087.36-73,258.68-29,213.40

Finding the Fourth Proportional to 53,087.36, 73,258.68 and 29,213.40

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Solution

The fourth proportional to 53,087.36, 73,258.68 and 29,213.40 is: 40,313.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,087.36 : 73,258.68 = 29,213.40 : x
  2. Step 2: Convert to fraction form
    53,087.36/73,258.68 = 29,213.40/x
  3. Step 3: Cross multiply
    53,087.36x = 73,258.68 × 29,213.40
  4. Step 4: Simplify right side
    53,087.36x = 2,140,135,122.31
  5. Step 5: Solve for x
    x = 2,140,135,122.31/53,087.36
  6. Step 6: Final answer
    x = 40,313.46

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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.