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Finding the Fourth Proportional to 114,028.74, 157,346.04 and 63,034.62

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Solution

The fourth proportional to 114,028.74, 157,346.04 and 63,034.62 is: 86,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,028.74 : 157,346.04 = 63,034.62 : x
  2. Step 2: Convert to fraction form
    114,028.74/157,346.04 = 63,034.62/x
  3. Step 3: Cross multiply
    114,028.74x = 157,346.04 × 63,034.62
  4. Step 4: Simplify right side
    114,028.74x = 9,918,247,839.90
  5. Step 5: Solve for x
    x = 9,918,247,839.90/114,028.74
  6. Step 6: Final answer
    x = 86,980.25

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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.