Home / 379,525.83-569,095.26-126,715.52

Finding the Fourth Proportional to 379,525.83, 569,095.26 and 126,715.52

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Solution

The fourth proportional to 379,525.83, 569,095.26 and 126,715.52 is: 190,008.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,525.83 : 569,095.26 = 126,715.52 : x
  2. Step 2: Convert to fraction form
    379,525.83/569,095.26 = 126,715.52/x
  3. Step 3: Cross multiply
    379,525.83x = 569,095.26 × 126,715.52
  4. Step 4: Simplify right side
    379,525.83x = 72,113,201,800.44
  5. Step 5: Solve for x
    x = 72,113,201,800.44/379,525.83
  6. Step 6: Final answer
    x = 190,008.68

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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.