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Finding the Fourth Proportional to 93,033.66, 128,389.83 and 53,297.34

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Solution

The fourth proportional to 93,033.66, 128,389.83 and 53,297.34 is: 73,552.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,033.66 : 128,389.83 = 53,297.34 : x
  2. Step 2: Convert to fraction form
    93,033.66/128,389.83 = 53,297.34/x
  3. Step 3: Cross multiply
    93,033.66x = 128,389.83 × 53,297.34
  4. Step 4: Simplify right side
    93,033.66x = 6,842,836,422.05
  5. Step 5: Solve for x
    x = 6,842,836,422.05/93,033.66
  6. Step 6: Final answer
    x = 73,552.27

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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.