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Finding the Fourth Proportional to 124,066, 186,071 and 35,317.52

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Solution

The fourth proportional to 124,066, 186,071 and 35,317.52 is: 52,968.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,066 : 186,071 = 35,317.52 : x
  2. Step 2: Convert to fraction form
    124,066/186,071 = 35,317.52/x
  3. Step 3: Cross multiply
    124,066x = 186,071 × 35,317.52
  4. Step 4: Simplify right side
    124,066x = 6,571,566,263.92
  5. Step 5: Solve for x
    x = 6,571,566,263.92/124,066
  6. Step 6: Final answer
    x = 52,968.31

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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.