Home / 291,279.14-437,088.53-122,789.14

Finding the Fourth Proportional to 291,279.14, 437,088.53 and 122,789.14

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Solution

The fourth proportional to 291,279.14, 437,088.53 and 122,789.14 is: 184,255.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,279.14 : 437,088.53 = 122,789.14 : x
  2. Step 2: Convert to fraction form
    291,279.14/437,088.53 = 122,789.14/x
  3. Step 3: Cross multiply
    291,279.14x = 437,088.53 × 122,789.14
  4. Step 4: Simplify right side
    291,279.14x = 53,669,724,702.56
  5. Step 5: Solve for x
    x = 53,669,724,702.56/291,279.14
  6. Step 6: Final answer
    x = 184,255.30

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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.