Home / 80,435.04-111,013.64-44,636.59

Finding the Fourth Proportional to 80,435.04, 111,013.64 and 44,636.59

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Solution

The fourth proportional to 80,435.04, 111,013.64 and 44,636.59 is: 61,605.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,435.04 : 111,013.64 = 44,636.59 : x
  2. Step 2: Convert to fraction form
    80,435.04/111,013.64 = 44,636.59/x
  3. Step 3: Cross multiply
    80,435.04x = 111,013.64 × 44,636.59
  4. Step 4: Simplify right side
    80,435.04x = 4,955,269,832.37
  5. Step 5: Solve for x
    x = 4,955,269,832.37/80,435.04
  6. Step 6: Final answer
    x = 61,605.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.