Home / 237,312.12-327,425.87-135,300.39

Finding the Fourth Proportional to 237,312.12, 327,425.87 and 135,300.39

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Solution

The fourth proportional to 237,312.12, 327,425.87 and 135,300.39 is: 186,677.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,312.12 : 327,425.87 = 135,300.39 : x
  2. Step 2: Convert to fraction form
    237,312.12/327,425.87 = 135,300.39/x
  3. Step 3: Cross multiply
    237,312.12x = 327,425.87 × 135,300.39
  4. Step 4: Simplify right side
    237,312.12x = 44,300,847,230.59
  5. Step 5: Solve for x
    x = 44,300,847,230.59/237,312.12
  6. Step 6: Final answer
    x = 186,677.56

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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.