Home / 224,127.40-309,286.79-122,150.66

Finding the Fourth Proportional to 224,127.40, 309,286.79 and 122,150.66

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Solution

The fourth proportional to 224,127.40, 309,286.79 and 122,150.66 is: 168,563.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,127.40 : 309,286.79 = 122,150.66 : x
  2. Step 2: Convert to fraction form
    224,127.40/309,286.79 = 122,150.66/x
  3. Step 3: Cross multiply
    224,127.40x = 309,286.79 × 122,150.66
  4. Step 4: Simplify right side
    224,127.40x = 37,779,585,690.25
  5. Step 5: Solve for x
    x = 37,779,585,690.25/224,127.40
  6. Step 6: Final answer
    x = 168,563.00

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1.5x scale

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.