Home / 44,276.43-66,425.72-12,689.13

Finding the Fourth Proportional to 44,276.43, 66,425.72 and 12,689.13

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Solution

The fourth proportional to 44,276.43, 66,425.72 and 12,689.13 is: 19,036.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,276.43 : 66,425.72 = 12,689.13 : x
  2. Step 2: Convert to fraction form
    44,276.43/66,425.72 = 12,689.13/x
  3. Step 3: Cross multiply
    44,276.43x = 66,425.72 × 12,689.13
  4. Step 4: Simplify right side
    44,276.43x = 842,884,532.98
  5. Step 5: Solve for x
    x = 842,884,532.98/44,276.43
  6. Step 6: Final answer
    x = 19,036.87

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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.