Home / 48,142.96-72,221.28-14,865.76

Finding the Fourth Proportional to 48,142.96, 72,221.28 and 14,865.76

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Solution

The fourth proportional to 48,142.96, 72,221.28 and 14,865.76 is: 22,300.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,142.96 : 72,221.28 = 14,865.76 : x
  2. Step 2: Convert to fraction form
    48,142.96/72,221.28 = 14,865.76/x
  3. Step 3: Cross multiply
    48,142.96x = 72,221.28 × 14,865.76
  4. Step 4: Simplify right side
    48,142.96x = 1,073,624,215.37
  5. Step 5: Solve for x
    x = 1,073,624,215.37/48,142.96
  6. Step 6: Final answer
    x = 22,300.75

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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.