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Finding the Fourth Proportional to 175,291.66, 241,952.02 and 103,696.56

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Solution

The fourth proportional to 175,291.66, 241,952.02 and 103,696.56 is: 143,130.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,291.66 : 241,952.02 = 103,696.56 : x
  2. Step 2: Convert to fraction form
    175,291.66/241,952.02 = 103,696.56/x
  3. Step 3: Cross multiply
    175,291.66x = 241,952.02 × 103,696.56
  4. Step 4: Simplify right side
    175,291.66x = 25,089,592,159.05
  5. Step 5: Solve for x
    x = 25,089,592,159.05/175,291.66
  6. Step 6: Final answer
    x = 143,130.55

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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.