Home / 99,594.14-149,390.64-57,446.91

Finding the Fourth Proportional to 99,594.14, 149,390.64 and 57,446.91

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Solution

The fourth proportional to 99,594.14, 149,390.64 and 57,446.91 is: 86,170.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,594.14 : 149,390.64 = 57,446.91 : x
  2. Step 2: Convert to fraction form
    99,594.14/149,390.64 = 57,446.91/x
  3. Step 3: Cross multiply
    99,594.14x = 149,390.64 × 57,446.91
  4. Step 4: Simplify right side
    99,594.14x = 8,582,030,650.92
  5. Step 5: Solve for x
    x = 8,582,030,650.92/99,594.14
  6. Step 6: Final answer
    x = 86,170.04

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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.