Home / 237,945.60-328,381.62-135,986.10

Finding the Fourth Proportional to 237,945.60, 328,381.62 and 135,986.10

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Solution

The fourth proportional to 237,945.60, 328,381.62 and 135,986.10 is: 187,670.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,945.60 : 328,381.62 = 135,986.10 : x
  2. Step 2: Convert to fraction form
    237,945.60/328,381.62 = 135,986.10/x
  3. Step 3: Cross multiply
    237,945.60x = 328,381.62 × 135,986.10
  4. Step 4: Simplify right side
    237,945.60x = 44,655,335,815.48
  5. Step 5: Solve for x
    x = 44,655,335,815.48/237,945.60
  6. Step 6: Final answer
    x = 187,670.36

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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.