Home / 314,815.44-434,432.66-171,572.41

Finding the Fourth Proportional to 314,815.44, 434,432.66 and 171,572.41

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Solution

The fourth proportional to 314,815.44, 434,432.66 and 171,572.41 is: 236,763.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,815.44 : 434,432.66 = 171,572.41 : x
  2. Step 2: Convert to fraction form
    314,815.44/434,432.66 = 171,572.41/x
  3. Step 3: Cross multiply
    314,815.44x = 434,432.66 × 171,572.41
  4. Step 4: Simplify right side
    314,815.44x = 74,536,658,458.91
  5. Step 5: Solve for x
    x = 74,536,658,458.91/314,815.44
  6. Step 6: Final answer
    x = 236,763.03

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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.