Home / 237,696.12-328,021.11-130,270.14

Finding the Fourth Proportional to 237,696.12, 328,021.11 and 130,270.14

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Solution

The fourth proportional to 237,696.12, 328,021.11 and 130,270.14 is: 179,773.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,696.12 : 328,021.11 = 130,270.14 : x
  2. Step 2: Convert to fraction form
    237,696.12/328,021.11 = 130,270.14/x
  3. Step 3: Cross multiply
    237,696.12x = 328,021.11 × 130,270.14
  4. Step 4: Simplify right side
    237,696.12x = 42,731,355,922.66
  5. Step 5: Solve for x
    x = 42,731,355,922.66/237,696.12
  6. Step 6: Final answer
    x = 179,773.05

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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.