Home / 345,733.50-477,112.23-186,757.50

Finding the Fourth Proportional to 345,733.50, 477,112.23 and 186,757.50

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Solution

The fourth proportional to 345,733.50, 477,112.23 and 186,757.50 is: 257,725.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,733.50 : 477,112.23 = 186,757.50 : x
  2. Step 2: Convert to fraction form
    345,733.50/477,112.23 = 186,757.50/x
  3. Step 3: Cross multiply
    345,733.50x = 477,112.23 × 186,757.50
  4. Step 4: Simplify right side
    345,733.50x = 89,104,287,294.23
  5. Step 5: Solve for x
    x = 89,104,287,294.23/345,733.50
  6. Step 6: Final answer
    x = 257,725.35

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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.