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Finding the Fourth Proportional to 184,776.16, 254,990.88 and 99,892.96

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Solution

The fourth proportional to 184,776.16, 254,990.88 and 99,892.96 is: 137,852.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,776.16 : 254,990.88 = 99,892.96 : x
  2. Step 2: Convert to fraction form
    184,776.16/254,990.88 = 99,892.96/x
  3. Step 3: Cross multiply
    184,776.16x = 254,990.88 × 99,892.96
  4. Step 4: Simplify right side
    184,776.16x = 25,471,793,776.20
  5. Step 5: Solve for x
    x = 25,471,793,776.20/184,776.16
  6. Step 6: Final answer
    x = 137,852.17

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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.