Home / 291,893.09-402,803.33-171,114.82

Finding the Fourth Proportional to 291,893.09, 402,803.33 and 171,114.82

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Solution

The fourth proportional to 291,893.09, 402,803.33 and 171,114.82 is: 236,133.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,893.09 : 402,803.33 = 171,114.82 : x
  2. Step 2: Convert to fraction form
    291,893.09/402,803.33 = 171,114.82/x
  3. Step 3: Cross multiply
    291,893.09x = 402,803.33 × 171,114.82
  4. Step 4: Simplify right side
    291,893.09x = 68,925,617,445.77
  5. Step 5: Solve for x
    x = 68,925,617,445.77/291,893.09
  6. Step 6: Final answer
    x = 236,133.09

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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.