Home / 45,267.60-67,901.40-14,102.88

Finding the Fourth Proportional to 45,267.60, 67,901.40 and 14,102.88

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Solution

The fourth proportional to 45,267.60, 67,901.40 and 14,102.88 is: 21,154.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,267.60 : 67,901.40 = 14,102.88 : x
  2. Step 2: Convert to fraction form
    45,267.60/67,901.40 = 14,102.88/x
  3. Step 3: Cross multiply
    45,267.60x = 67,901.40 × 14,102.88
  4. Step 4: Simplify right side
    45,267.60x = 957,605,296.03
  5. Step 5: Solve for x
    x = 957,605,296.03/45,267.60
  6. Step 6: Final answer
    x = 21,154.32

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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.