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Finding the Fourth Proportional to 174,048, 240,189.12 and 94,560

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Solution

The fourth proportional to 174,048, 240,189.12 and 94,560 is: 130,494.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,048 : 240,189.12 = 94,560 : x
  2. Step 2: Convert to fraction form
    174,048/240,189.12 = 94,560/x
  3. Step 3: Cross multiply
    174,048x = 240,189.12 × 94,560
  4. Step 4: Simplify right side
    174,048x = 22,712,283,187.20
  5. Step 5: Solve for x
    x = 22,712,283,187.20/174,048
  6. Step 6: Final answer
    x = 130,494.36

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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.