Home / 114,558.81-158,087.04-63,573.78

Finding the Fourth Proportional to 114,558.81, 158,087.04 and 63,573.78

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Solution

The fourth proportional to 114,558.81, 158,087.04 and 63,573.78 is: 87,729.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,558.81 : 158,087.04 = 63,573.78 : x
  2. Step 2: Convert to fraction form
    114,558.81/158,087.04 = 63,573.78/x
  3. Step 3: Cross multiply
    114,558.81x = 158,087.04 × 63,573.78
  4. Step 4: Simplify right side
    114,558.81x = 10,050,190,701.81
  5. Step 5: Solve for x
    x = 10,050,190,701.81/114,558.81
  6. Step 6: Final answer
    x = 87,729.53

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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.