Home / 114,311.28-157,747.58-63,322.95

Finding the Fourth Proportional to 114,311.28, 157,747.58 and 63,322.95

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Solution

The fourth proportional to 114,311.28, 157,747.58 and 63,322.95 is: 87,384.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,311.28 : 157,747.58 = 63,322.95 : x
  2. Step 2: Convert to fraction form
    114,311.28/157,747.58 = 63,322.95/x
  3. Step 3: Cross multiply
    114,311.28x = 157,747.58 × 63,322.95
  4. Step 4: Simplify right side
    114,311.28x = 9,989,042,120.96
  5. Step 5: Solve for x
    x = 9,989,042,120.96/114,311.28
  6. Step 6: Final answer
    x = 87,384.57

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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.