Home / 124,821.80-187,002.30-116,527.40

Finding the Fourth Proportional to 124,821.80, 187,002.30 and 116,527.40

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Solution

The fourth proportional to 124,821.80, 187,002.30 and 116,527.40 is: 174,576.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,821.80 : 187,002.30 = 116,527.40 : x
  2. Step 2: Convert to fraction form
    124,821.80/187,002.30 = 116,527.40/x
  3. Step 3: Cross multiply
    124,821.80x = 187,002.30 × 116,527.40
  4. Step 4: Simplify right side
    124,821.80x = 21,790,891,813.02
  5. Step 5: Solve for x
    x = 21,790,891,813.02/124,821.80
  6. Step 6: Final answer
    x = 174,576.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.