Home / 87,595.04-120,881.36-50,808.35

Finding the Fourth Proportional to 87,595.04, 120,881.36 and 50,808.35

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Solution

The fourth proportional to 87,595.04, 120,881.36 and 50,808.35 is: 70,115.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,595.04 : 120,881.36 = 50,808.35 : x
  2. Step 2: Convert to fraction form
    87,595.04/120,881.36 = 50,808.35/x
  3. Step 3: Cross multiply
    87,595.04x = 120,881.36 × 50,808.35
  4. Step 4: Simplify right side
    87,595.04x = 6,141,782,876.58
  5. Step 5: Solve for x
    x = 6,141,782,876.58/87,595.04
  6. Step 6: Final answer
    x = 70,115.64

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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.