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Finding the Fourth Proportional to 230,157.55, 344,808.64 and 125,064.91

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Solution

The fourth proportional to 230,157.55, 344,808.64 and 125,064.91 is: 187,364.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,157.55 : 344,808.64 = 125,064.91 : x
  2. Step 2: Convert to fraction form
    230,157.55/344,808.64 = 125,064.91/x
  3. Step 3: Cross multiply
    230,157.55x = 344,808.64 × 125,064.91
  4. Step 4: Simplify right side
    230,157.55x = 43,123,461,528.82
  5. Step 5: Solve for x
    x = 43,123,461,528.82/230,157.55
  6. Step 6: Final answer
    x = 187,364.97

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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.