Home / 67,555.80-93,190.17-40,682.01

Finding the Fourth Proportional to 67,555.80, 93,190.17 and 40,682.01

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Solution

The fourth proportional to 67,555.80, 93,190.17 and 40,682.01 is: 56,118.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,555.80 : 93,190.17 = 40,682.01 : x
  2. Step 2: Convert to fraction form
    67,555.80/93,190.17 = 40,682.01/x
  3. Step 3: Cross multiply
    67,555.80x = 93,190.17 × 40,682.01
  4. Step 4: Simplify right side
    67,555.80x = 3,791,163,427.84
  5. Step 5: Solve for x
    x = 3,791,163,427.84/67,555.80
  6. Step 6: Final answer
    x = 56,118.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.