Home / 92,946.80-139,424.52-30,617.84

Finding the Fourth Proportional to 92,946.80, 139,424.52 and 30,617.84

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Solution

The fourth proportional to 92,946.80, 139,424.52 and 30,617.84 is: 45,928.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,946.80 : 139,424.52 = 30,617.84 : x
  2. Step 2: Convert to fraction form
    92,946.80/139,424.52 = 30,617.84/x
  3. Step 3: Cross multiply
    92,946.80x = 139,424.52 × 30,617.84
  4. Step 4: Simplify right side
    92,946.80x = 4,268,877,645.44
  5. Step 5: Solve for x
    x = 4,268,877,645.44/92,946.80
  6. Step 6: Final answer
    x = 45,928.18

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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.