Home / 287,177.01-430,754.85-116,392.83

Finding the Fourth Proportional to 287,177.01, 430,754.85 and 116,392.83

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Solution

The fourth proportional to 287,177.01, 430,754.85 and 116,392.83 is: 174,584.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,177.01 : 430,754.85 = 116,392.83 : x
  2. Step 2: Convert to fraction form
    287,177.01/430,754.85 = 116,392.83/x
  3. Step 3: Cross multiply
    287,177.01x = 430,754.85 × 116,392.83
  4. Step 4: Simplify right side
    287,177.01x = 50,136,776,027.73
  5. Step 5: Solve for x
    x = 50,136,776,027.73/287,177.01
  6. Step 6: Final answer
    x = 174,584.92

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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.