Home / 354,167.44-531,328.96-104,868.88

Finding the Fourth Proportional to 354,167.44, 531,328.96 and 104,868.88

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Solution

The fourth proportional to 354,167.44, 531,328.96 and 104,868.88 is: 157,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,167.44 : 531,328.96 = 104,868.88 : x
  2. Step 2: Convert to fraction form
    354,167.44/531,328.96 = 104,868.88/x
  3. Step 3: Cross multiply
    354,167.44x = 531,328.96 × 104,868.88
  4. Step 4: Simplify right side
    354,167.44x = 55,719,872,946.76
  5. Step 5: Solve for x
    x = 55,719,872,946.76/354,167.44
  6. Step 6: Final answer
    x = 157,326.36

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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.