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Finding the Fourth Proportional to 176,069.43, 264,008.57 and 79,953.87

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Solution

The fourth proportional to 176,069.43, 264,008.57 and 79,953.87 is: 119,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,069.43 : 264,008.57 = 79,953.87 : x
  2. Step 2: Convert to fraction form
    176,069.43/264,008.57 = 79,953.87/x
  3. Step 3: Cross multiply
    176,069.43x = 264,008.57 × 79,953.87
  4. Step 4: Simplify right side
    176,069.43x = 21,108,506,884.67
  5. Step 5: Solve for x
    x = 21,108,506,884.67/176,069.43
  6. Step 6: Final answer
    x = 119,887.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.