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Finding the Fourth Proportional to 93,088.01, 138,579.11 and 92,534.42

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Solution

The fourth proportional to 93,088.01, 138,579.11 and 92,534.42 is: 137,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,088.01 : 138,579.11 = 92,534.42 : x
  2. Step 2: Convert to fraction form
    93,088.01/138,579.11 = 92,534.42/x
  3. Step 3: Cross multiply
    93,088.01x = 138,579.11 × 92,534.42
  4. Step 4: Simplify right side
    93,088.01x = 12,823,336,412.40
  5. Step 5: Solve for x
    x = 12,823,336,412.40/93,088.01
  6. Step 6: Final answer
    x = 137,754.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.