Home / 43,653.15-65,423.57-38,007.72

Finding the Fourth Proportional to 43,653.15, 65,423.57 and 38,007.72

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Solution

The fourth proportional to 43,653.15, 65,423.57 and 38,007.72 is: 56,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,653.15 : 65,423.57 = 38,007.72 : x
  2. Step 2: Convert to fraction form
    43,653.15/65,423.57 = 38,007.72/x
  3. Step 3: Cross multiply
    43,653.15x = 65,423.57 × 38,007.72
  4. Step 4: Simplify right side
    43,653.15x = 2,486,600,539.92
  5. Step 5: Solve for x
    x = 2,486,600,539.92/43,653.15
  6. Step 6: Final answer
    x = 56,962.68

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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.