Home / 314,877.09-434,513.99-178,892.17

Finding the Fourth Proportional to 314,877.09, 434,513.99 and 178,892.17

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Solution

The fourth proportional to 314,877.09, 434,513.99 and 178,892.17 is: 246,861.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,877.09 : 434,513.99 = 178,892.17 : x
  2. Step 2: Convert to fraction form
    314,877.09/434,513.99 = 178,892.17/x
  3. Step 3: Cross multiply
    314,877.09x = 434,513.99 × 178,892.17
  4. Step 4: Simplify right side
    314,877.09x = 77,731,148,393.89
  5. Step 5: Solve for x
    x = 77,731,148,393.89/314,877.09
  6. Step 6: Final answer
    x = 246,861.87

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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.