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Finding the Fourth Proportional to 117,240.89, 175,877.73 and 38,339.39

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Solution

The fourth proportional to 117,240.89, 175,877.73 and 38,339.39 is: 57,514.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,240.89 : 175,877.73 = 38,339.39 : x
  2. Step 2: Convert to fraction form
    117,240.89/175,877.73 = 38,339.39/x
  3. Step 3: Cross multiply
    117,240.89x = 175,877.73 × 38,339.39
  4. Step 4: Simplify right side
    117,240.89x = 6,743,045,322.48
  5. Step 5: Solve for x
    x = 6,743,045,322.48/117,240.89
  6. Step 6: Final answer
    x = 57,514.45

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1.5x scale

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.