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Finding the Fourth Proportional to 133,593.18, 184,483.47 and 85,929.27

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Solution

The fourth proportional to 133,593.18, 184,483.47 and 85,929.27 is: 118,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,593.18 : 184,483.47 = 85,929.27 : x
  2. Step 2: Convert to fraction form
    133,593.18/184,483.47 = 85,929.27/x
  3. Step 3: Cross multiply
    133,593.18x = 184,483.47 × 85,929.27
  4. Step 4: Simplify right side
    133,593.18x = 15,852,529,904.17
  5. Step 5: Solve for x
    x = 15,852,529,904.17/133,593.18
  6. Step 6: Final answer
    x = 118,662.72

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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.