Home / 102,419.40-153,629.09-32,304.18

Finding the Fourth Proportional to 102,419.40, 153,629.09 and 32,304.18

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Solution

The fourth proportional to 102,419.40, 153,629.09 and 32,304.18 is: 48,456.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,419.40 : 153,629.09 = 32,304.18 : x
  2. Step 2: Convert to fraction form
    102,419.40/153,629.09 = 32,304.18/x
  3. Step 3: Cross multiply
    102,419.40x = 153,629.09 × 32,304.18
  4. Step 4: Simplify right side
    102,419.40x = 4,962,861,857.36
  5. Step 5: Solve for x
    x = 4,962,861,857.36/102,419.40
  6. Step 6: Final answer
    x = 48,456.27

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1.5x scale

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.