Home / 187,558.79-281,338.63-47,317.41

Finding the Fourth Proportional to 187,558.79, 281,338.63 and 47,317.41

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Solution

The fourth proportional to 187,558.79, 281,338.63 and 47,317.41 is: 70,976.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,558.79 : 281,338.63 = 47,317.41 : x
  2. Step 2: Convert to fraction form
    187,558.79/281,338.63 = 47,317.41/x
  3. Step 3: Cross multiply
    187,558.79x = 281,338.63 × 47,317.41
  4. Step 4: Simplify right side
    187,558.79x = 13,312,215,186.25
  5. Step 5: Solve for x
    x = 13,312,215,186.25/187,558.79
  6. Step 6: Final answer
    x = 70,976.23

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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.