Home / 189,984.57-262,064.46-125,454.39

Finding the Fourth Proportional to 189,984.57, 262,064.46 and 125,454.39

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Solution

The fourth proportional to 189,984.57, 262,064.46 and 125,454.39 is: 173,051.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,984.57 : 262,064.46 = 125,454.39 : x
  2. Step 2: Convert to fraction form
    189,984.57/262,064.46 = 125,454.39/x
  3. Step 3: Cross multiply
    189,984.57x = 262,064.46 × 125,454.39
  4. Step 4: Simplify right side
    189,984.57x = 32,877,136,969.98
  5. Step 5: Solve for x
    x = 32,877,136,969.98/189,984.57
  6. Step 6: Final answer
    x = 173,051.62

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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.