Home / 55,551.50-83,335.94-18,102.88

Finding the Fourth Proportional to 55,551.50, 83,335.94 and 18,102.88

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Solution

The fourth proportional to 55,551.50, 83,335.94 and 18,102.88 is: 27,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551.50 : 83,335.94 = 18,102.88 : x
  2. Step 2: Convert to fraction form
    55,551.50/83,335.94 = 18,102.88/x
  3. Step 3: Cross multiply
    55,551.50x = 83,335.94 × 18,102.88
  4. Step 4: Simplify right side
    55,551.50x = 1,508,620,521.51
  5. Step 5: Solve for x
    x = 1,508,620,521.51/55,551.50
  6. Step 6: Final answer
    x = 27,157.15

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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.