Home / 291,725.57-437,588.42-92,061.51

Finding the Fourth Proportional to 291,725.57, 437,588.42 and 92,061.51

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Solution

The fourth proportional to 291,725.57, 437,588.42 and 92,061.51 is: 138,092.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,725.57 : 437,588.42 = 92,061.51 : x
  2. Step 2: Convert to fraction form
    291,725.57/437,588.42 = 92,061.51/x
  3. Step 3: Cross multiply
    291,725.57x = 437,588.42 × 92,061.51
  4. Step 4: Simplify right side
    291,725.57x = 40,285,050,243.41
  5. Step 5: Solve for x
    x = 40,285,050,243.41/291,725.57
  6. Step 6: Final answer
    x = 138,092.29

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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.