Home / 368,057.05-552,085.65-115,337.50

Finding the Fourth Proportional to 368,057.05, 552,085.65 and 115,337.50

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Solution

The fourth proportional to 368,057.05, 552,085.65 and 115,337.50 is: 173,006.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,057.05 : 552,085.65 = 115,337.50 : x
  2. Step 2: Convert to fraction form
    368,057.05/552,085.65 = 115,337.50/x
  3. Step 3: Cross multiply
    368,057.05x = 552,085.65 × 115,337.50
  4. Step 4: Simplify right side
    368,057.05x = 63,676,177,276.66
  5. Step 5: Solve for x
    x = 63,676,177,276.66/368,057.05
  6. Step 6: Final answer
    x = 173,006.27

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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.