Home / 114,548.73-158,078.09-63,561.66

Finding the Fourth Proportional to 114,548.73, 158,078.09 and 63,561.66

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Solution

The fourth proportional to 114,548.73, 158,078.09 and 63,561.66 is: 87,715.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,548.73 : 158,078.09 = 63,561.66 : x
  2. Step 2: Convert to fraction form
    114,548.73/158,078.09 = 63,561.66/x
  3. Step 3: Cross multiply
    114,548.73x = 158,078.09 × 63,561.66
  4. Step 4: Simplify right side
    114,548.73x = 10,047,705,810.03
  5. Step 5: Solve for x
    x = 10,047,705,810.03/114,548.73
  6. Step 6: Final answer
    x = 87,715.56

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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.