Home / 124,985.39-187,473.87-50,085.43

Finding the Fourth Proportional to 124,985.39, 187,473.87 and 50,085.43

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Solution

The fourth proportional to 124,985.39, 187,473.87 and 50,085.43 is: 75,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,985.39 : 187,473.87 = 50,085.43 : x
  2. Step 2: Convert to fraction form
    124,985.39/187,473.87 = 50,085.43/x
  3. Step 3: Cross multiply
    124,985.39x = 187,473.87 × 50,085.43
  4. Step 4: Simplify right side
    124,985.39x = 9,389,709,392.71
  5. Step 5: Solve for x
    x = 9,389,709,392.71/124,985.39
  6. Step 6: Final answer
    x = 75,126.46

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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.