Home / 87,233.00-120,392.86-53,246.00

Finding the Fourth Proportional to 87,233.00, 120,392.86 and 53,246.00

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Solution

The fourth proportional to 87,233.00, 120,392.86 and 53,246.00 is: 73,486.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,233.00 : 120,392.86 = 53,246.00 : x
  2. Step 2: Convert to fraction form
    87,233.00/120,392.86 = 53,246.00/x
  3. Step 3: Cross multiply
    87,233.00x = 120,392.86 × 53,246.00
  4. Step 4: Simplify right side
    87,233.00x = 6,410,438,073.07
  5. Step 5: Solve for x
    x = 6,410,438,073.07/87,233.00
  6. Step 6: Final answer
    x = 73,486.39

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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.