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Finding the Fourth Proportional to 176,191.83, 243,146.54 and 95,620.05

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Solution

The fourth proportional to 176,191.83, 243,146.54 and 95,620.05 is: 131,956.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,191.83 : 243,146.54 = 95,620.05 : x
  2. Step 2: Convert to fraction form
    176,191.83/243,146.54 = 95,620.05/x
  3. Step 3: Cross multiply
    176,191.83x = 243,146.54 × 95,620.05
  4. Step 4: Simplify right side
    176,191.83x = 23,249,684,551.18
  5. Step 5: Solve for x
    x = 23,249,684,551.18/176,191.83
  6. Step 6: Final answer
    x = 131,956.66

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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.