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Finding the Fourth Proportional to 93,767.58, 129,244.41 and 69,885.54

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Solution

The fourth proportional to 93,767.58, 129,244.41 and 69,885.54 is: 96,326.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,767.58 : 129,244.41 = 69,885.54 : x
  2. Step 2: Convert to fraction form
    93,767.58/129,244.41 = 69,885.54/x
  3. Step 3: Cross multiply
    93,767.58x = 129,244.41 × 69,885.54
  4. Step 4: Simplify right side
    93,767.58x = 9,032,315,384.83
  5. Step 5: Solve for x
    x = 9,032,315,384.83/93,767.58
  6. Step 6: Final answer
    x = 96,326.63

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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.