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Finding the Fourth Proportional to 176,492.64, 243,561.74 and 95,920.17

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Solution

The fourth proportional to 176,492.64, 243,561.74 and 95,920.17 is: 132,370.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,492.64 : 243,561.74 = 95,920.17 : x
  2. Step 2: Convert to fraction form
    176,492.64/243,561.74 = 95,920.17/x
  3. Step 3: Cross multiply
    176,492.64x = 243,561.74 × 95,920.17
  4. Step 4: Simplify right side
    176,492.64x = 23,362,483,026.70
  5. Step 5: Solve for x
    x = 23,362,483,026.70/176,492.64
  6. Step 6: Final answer
    x = 132,370.86

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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.