Home / 114,489.18-158,003.04-63,506.76

Finding the Fourth Proportional to 114,489.18, 158,003.04 and 63,506.76

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Solution

The fourth proportional to 114,489.18, 158,003.04 and 63,506.76 is: 87,643.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,489.18 : 158,003.04 = 63,506.76 : x
  2. Step 2: Convert to fraction form
    114,489.18/158,003.04 = 63,506.76/x
  3. Step 3: Cross multiply
    114,489.18x = 158,003.04 × 63,506.76
  4. Step 4: Simplify right side
    114,489.18x = 10,034,261,140.55
  5. Step 5: Solve for x
    x = 10,034,261,140.55/114,489.18
  6. Step 6: Final answer
    x = 87,643.75

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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.