Home / 80,869.49-111,606.30-44,577.38

Finding the Fourth Proportional to 80,869.49, 111,606.30 and 44,577.38

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Solution

The fourth proportional to 80,869.49, 111,606.30 and 44,577.38 is: 61,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,869.49 : 111,606.30 = 44,577.38 : x
  2. Step 2: Convert to fraction form
    80,869.49/111,606.30 = 44,577.38/x
  3. Step 3: Cross multiply
    80,869.49x = 111,606.30 × 44,577.38
  4. Step 4: Simplify right side
    80,869.49x = 4,975,116,445.49
  5. Step 5: Solve for x
    x = 4,975,116,445.49/80,869.49
  6. Step 6: Final answer
    x = 61,520.31

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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.