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Finding the Fourth Proportional to 270,167.58, 372,877.56 and 157,055.94

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Solution

The fourth proportional to 270,167.58, 372,877.56 and 157,055.94 is: 216,764.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,167.58 : 372,877.56 = 157,055.94 : x
  2. Step 2: Convert to fraction form
    270,167.58/372,877.56 = 157,055.94/x
  3. Step 3: Cross multiply
    270,167.58x = 372,877.56 × 157,055.94
  4. Step 4: Simplify right side
    270,167.58x = 58,562,635,690.71
  5. Step 5: Solve for x
    x = 58,562,635,690.71/270,167.58
  6. Step 6: Final answer
    x = 216,764.11

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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.