Home / 164,087.70-246,131.55-89,438.10

Finding the Fourth Proportional to 164,087.70, 246,131.55 and 89,438.10

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Solution

The fourth proportional to 164,087.70, 246,131.55 and 89,438.10 is: 134,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,087.70 : 246,131.55 = 89,438.10 : x
  2. Step 2: Convert to fraction form
    164,087.70/246,131.55 = 89,438.10/x
  3. Step 3: Cross multiply
    164,087.70x = 246,131.55 × 89,438.10
  4. Step 4: Simplify right side
    164,087.70x = 22,013,538,182.06
  5. Step 5: Solve for x
    x = 22,013,538,182.06/164,087.70
  6. Step 6: Final answer
    x = 134,157.15

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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.