Home / 43,332.68-65,002.98-12,167.72

Finding the Fourth Proportional to 43,332.68, 65,002.98 and 12,167.72

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Solution

The fourth proportional to 43,332.68, 65,002.98 and 12,167.72 is: 18,252.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,332.68 : 65,002.98 = 12,167.72 : x
  2. Step 2: Convert to fraction form
    43,332.68/65,002.98 = 12,167.72/x
  3. Step 3: Cross multiply
    43,332.68x = 65,002.98 × 12,167.72
  4. Step 4: Simplify right side
    43,332.68x = 790,938,059.81
  5. Step 5: Solve for x
    x = 790,938,059.81/43,332.68
  6. Step 6: Final answer
    x = 18,252.69

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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.