Home / 240,557.08-331,960.50-133,131.64

Finding the Fourth Proportional to 240,557.08, 331,960.50 and 133,131.64

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Solution

The fourth proportional to 240,557.08, 331,960.50 and 133,131.64 is: 183,717.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,557.08 : 331,960.50 = 133,131.64 : x
  2. Step 2: Convert to fraction form
    240,557.08/331,960.50 = 133,131.64/x
  3. Step 3: Cross multiply
    240,557.08x = 331,960.50 × 133,131.64
  4. Step 4: Simplify right side
    240,557.08x = 44,194,445,780.22
  5. Step 5: Solve for x
    x = 44,194,445,780.22/240,557.08
  6. Step 6: Final answer
    x = 183,717.09

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1.5x scale

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.