Home / 87,026.94-130,337.98-84,632.48

Finding the Fourth Proportional to 87,026.94, 130,337.98 and 84,632.48

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Solution

The fourth proportional to 87,026.94, 130,337.98 and 84,632.48 is: 126,751.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,026.94 : 130,337.98 = 84,632.48 : x
  2. Step 2: Convert to fraction form
    87,026.94/130,337.98 = 84,632.48/x
  3. Step 3: Cross multiply
    87,026.94x = 130,337.98 × 84,632.48
  4. Step 4: Simplify right side
    87,026.94x = 11,030,826,485.59
  5. Step 5: Solve for x
    x = 11,030,826,485.59/87,026.94
  6. Step 6: Final answer
    x = 126,751.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.