Home / 124,429.20-187,032.60-122,096.40

Finding the Fourth Proportional to 124,429.20, 187,032.60 and 122,096.40

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Solution

The fourth proportional to 124,429.20, 187,032.60 and 122,096.40 is: 183,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,429.20 : 187,032.60 = 122,096.40 : x
  2. Step 2: Convert to fraction form
    124,429.20/187,032.60 = 122,096.40/x
  3. Step 3: Cross multiply
    124,429.20x = 187,032.60 × 122,096.40
  4. Step 4: Simplify right side
    124,429.20x = 22,836,007,142.64
  5. Step 5: Solve for x
    x = 22,836,007,142.64/124,429.20
  6. Step 6: Final answer
    x = 183,526.11

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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.