Home / 59,455.72-89,112.50-45,305.83

Finding the Fourth Proportional to 59,455.72, 89,112.50 and 45,305.83

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Solution

The fourth proportional to 59,455.72, 89,112.50 and 45,305.83 is: 67,904.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,455.72 : 89,112.50 = 45,305.83 : x
  2. Step 2: Convert to fraction form
    59,455.72/89,112.50 = 45,305.83/x
  3. Step 3: Cross multiply
    59,455.72x = 89,112.50 × 45,305.83
  4. Step 4: Simplify right side
    59,455.72x = 4,037,315,775.88
  5. Step 5: Solve for x
    x = 4,037,315,775.88/59,455.72
  6. Step 6: Final answer
    x = 67,904.58

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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.