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Finding the Fourth Proportional to 176,909.40, 264,672.90 and 114,701.40

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Solution

The fourth proportional to 176,909.40, 264,672.90 and 114,701.40 is: 171,603.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,909.40 : 264,672.90 = 114,701.40 : x
  2. Step 2: Convert to fraction form
    176,909.40/264,672.90 = 114,701.40/x
  3. Step 3: Cross multiply
    176,909.40x = 264,672.90 × 114,701.40
  4. Step 4: Simplify right side
    176,909.40x = 30,358,352,172.06
  5. Step 5: Solve for x
    x = 30,358,352,172.06/176,909.40
  6. Step 6: Final answer
    x = 171,603.95

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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.