Home / 93,229.30-128,605.89-55,496.26

Finding the Fourth Proportional to 93,229.30, 128,605.89 and 55,496.26

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Solution

The fourth proportional to 93,229.30, 128,605.89 and 55,496.26 is: 76,554.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,229.30 : 128,605.89 = 55,496.26 : x
  2. Step 2: Convert to fraction form
    93,229.30/128,605.89 = 55,496.26/x
  3. Step 3: Cross multiply
    93,229.30x = 128,605.89 × 55,496.26
  4. Step 4: Simplify right side
    93,229.30x = 7,137,145,908.97
  5. Step 5: Solve for x
    x = 7,137,145,908.97/93,229.30
  6. Step 6: Final answer
    x = 76,554.75

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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.