Home / 92,684.19-139,033.58-36,520.41

Finding the Fourth Proportional to 92,684.19, 139,033.58 and 36,520.41

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Solution

The fourth proportional to 92,684.19, 139,033.58 and 36,520.41 is: 54,783.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,684.19 : 139,033.58 = 36,520.41 : x
  2. Step 2: Convert to fraction form
    92,684.19/139,033.58 = 36,520.41/x
  3. Step 3: Cross multiply
    92,684.19x = 139,033.58 × 36,520.41
  4. Step 4: Simplify right side
    92,684.19x = 5,077,563,162.77
  5. Step 5: Solve for x
    x = 5,077,563,162.77/92,684.19
  6. Step 6: Final answer
    x = 54,783.49

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1.5x scale

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.