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Finding the Fourth Proportional to 174,178, 240,367.56 and 94,690

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Solution

The fourth proportional to 174,178, 240,367.56 and 94,690 is: 130,673.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,178 : 240,367.56 = 94,690 : x
  2. Step 2: Convert to fraction form
    174,178/240,367.56 = 94,690/x
  3. Step 3: Cross multiply
    174,178x = 240,367.56 × 94,690
  4. Step 4: Simplify right side
    174,178x = 22,760,404,256.40
  5. Step 5: Solve for x
    x = 22,760,404,256.40/174,178
  6. Step 6: Final answer
    x = 130,673.24

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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.