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Finding the Fourth Proportional to 175,503.56, 242,194.94 and 94,931.06

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Solution

The fourth proportional to 175,503.56, 242,194.94 and 94,931.06 is: 131,004.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,503.56 : 242,194.94 = 94,931.06 : x
  2. Step 2: Convert to fraction form
    175,503.56/242,194.94 = 94,931.06/x
  3. Step 3: Cross multiply
    175,503.56x = 242,194.94 × 94,931.06
  4. Step 4: Simplify right side
    175,503.56x = 22,991,820,695.21
  5. Step 5: Solve for x
    x = 22,991,820,695.21/175,503.56
  6. Step 6: Final answer
    x = 131,004.87

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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.