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Finding the Fourth Proportional to 176,492.76, 243,561.62 and 95,920.49

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Solution

The fourth proportional to 176,492.76, 243,561.62 and 95,920.49 is: 132,371.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,492.76 : 243,561.62 = 95,920.49 : x
  2. Step 2: Convert to fraction form
    176,492.76/243,561.62 = 95,920.49/x
  3. Step 3: Cross multiply
    176,492.76x = 243,561.62 × 95,920.49
  4. Step 4: Simplify right side
    176,492.76x = 23,362,549,935.59
  5. Step 5: Solve for x
    x = 23,362,549,935.59/176,492.76
  6. Step 6: Final answer
    x = 132,371.15

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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.