Home / 97,521.51-146,162.57-55,436.84

Finding the Fourth Proportional to 97,521.51, 146,162.57 and 55,436.84

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Solution

The fourth proportional to 97,521.51, 146,162.57 and 55,436.84 is: 83,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,521.51 : 146,162.57 = 55,436.84 : x
  2. Step 2: Convert to fraction form
    97,521.51/146,162.57 = 55,436.84/x
  3. Step 3: Cross multiply
    97,521.51x = 146,162.57 × 55,436.84
  4. Step 4: Simplify right side
    97,521.51x = 8,102,789,999.08
  5. Step 5: Solve for x
    x = 8,102,789,999.08/97,521.51
  6. Step 6: Final answer
    x = 83,087.21

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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.