Home / 92,051.16-137,989.26-58,677.54

Finding the Fourth Proportional to 92,051.16, 137,989.26 and 58,677.54

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Solution

The fourth proportional to 92,051.16, 137,989.26 and 58,677.54 is: 87,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,051.16 : 137,989.26 = 58,677.54 : x
  2. Step 2: Convert to fraction form
    92,051.16/137,989.26 = 58,677.54/x
  3. Step 3: Cross multiply
    92,051.16x = 137,989.26 × 58,677.54
  4. Step 4: Simplify right side
    92,051.16x = 8,096,870,323.22
  5. Step 5: Solve for x
    x = 8,096,870,323.22/92,051.16
  6. Step 6: Final answer
    x = 87,960.55

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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.