Home / 43,537.68-65,306.52-12,368.88

Finding the Fourth Proportional to 43,537.68, 65,306.52 and 12,368.88

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Solution

The fourth proportional to 43,537.68, 65,306.52 and 12,368.88 is: 18,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,537.68 : 65,306.52 = 12,368.88 : x
  2. Step 2: Convert to fraction form
    43,537.68/65,306.52 = 12,368.88/x
  3. Step 3: Cross multiply
    43,537.68x = 65,306.52 × 12,368.88
  4. Step 4: Simplify right side
    43,537.68x = 807,768,509.10
  5. Step 5: Solve for x
    x = 807,768,509.10/43,537.68
  6. Step 6: Final answer
    x = 18,553.32

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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.