Home / 45,063.40-67,598.60-13,471.28

Finding the Fourth Proportional to 45,063.40, 67,598.60 and 13,471.28

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Solution

The fourth proportional to 45,063.40, 67,598.60 and 13,471.28 is: 20,207.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,063.40 : 67,598.60 = 13,471.28 : x
  2. Step 2: Convert to fraction form
    45,063.40/67,598.60 = 13,471.28/x
  3. Step 3: Cross multiply
    45,063.40x = 67,598.60 × 13,471.28
  4. Step 4: Simplify right side
    45,063.40x = 910,639,668.21
  5. Step 5: Solve for x
    x = 910,639,668.21/45,063.40
  6. Step 6: Final answer
    x = 20,207.97

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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.