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Finding the Fourth Proportional to 93,173.67, 128,546.91 and 60,927.17

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Solution

The fourth proportional to 93,173.67, 128,546.91 and 60,927.17 is: 84,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,173.67 : 128,546.91 = 60,927.17 : x
  2. Step 2: Convert to fraction form
    93,173.67/128,546.91 = 60,927.17/x
  3. Step 3: Cross multiply
    93,173.67x = 128,546.91 × 60,927.17
  4. Step 4: Simplify right side
    93,173.67x = 7,831,998,795.81
  5. Step 5: Solve for x
    x = 7,831,998,795.81/93,173.67
  6. Step 6: Final answer
    x = 84,058.07

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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.