Home / 296,039.37-443,419.35-155,502.75

Finding the Fourth Proportional to 296,039.37, 443,419.35 and 155,502.75

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Solution

The fourth proportional to 296,039.37, 443,419.35 and 155,502.75 is: 232,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,039.37 : 443,419.35 = 155,502.75 : x
  2. Step 2: Convert to fraction form
    296,039.37/443,419.35 = 155,502.75/x
  3. Step 3: Cross multiply
    296,039.37x = 443,419.35 × 155,502.75
  4. Step 4: Simplify right side
    296,039.37x = 68,952,928,328.21
  5. Step 5: Solve for x
    x = 68,952,928,328.21/296,039.37
  6. Step 6: Final answer
    x = 232,918.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.