Home / 80,655.23-111,305.50-44,358.26

Finding the Fourth Proportional to 80,655.23, 111,305.50 and 44,358.26

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Solution

The fourth proportional to 80,655.23, 111,305.50 and 44,358.26 is: 61,215.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,655.23 : 111,305.50 = 44,358.26 : x
  2. Step 2: Convert to fraction form
    80,655.23/111,305.50 = 44,358.26/x
  3. Step 3: Cross multiply
    80,655.23x = 111,305.50 × 44,358.26
  4. Step 4: Simplify right side
    80,655.23x = 4,937,318,970.30
  5. Step 5: Solve for x
    x = 4,937,318,970.30/80,655.23
  6. Step 6: Final answer
    x = 61,215.11

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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.