Home / 111,952.14-154,499.67-63,557.46

Finding the Fourth Proportional to 111,952.14, 154,499.67 and 63,557.46

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Solution

The fourth proportional to 111,952.14, 154,499.67 and 63,557.46 is: 87,712.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,952.14 : 154,499.67 = 63,557.46 : x
  2. Step 2: Convert to fraction form
    111,952.14/154,499.67 = 63,557.46/x
  3. Step 3: Cross multiply
    111,952.14x = 154,499.67 × 63,557.46
  4. Step 4: Simplify right side
    111,952.14x = 9,819,606,596.04
  5. Step 5: Solve for x
    x = 9,819,606,596.04/111,952.14
  6. Step 6: Final answer
    x = 87,712.54

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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.