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Finding the Fourth Proportional to 117,333.80, 176,000.70 and 73,010.60

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Solution

The fourth proportional to 117,333.80, 176,000.70 and 73,010.60 is: 109,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,333.80 : 176,000.70 = 73,010.60 : x
  2. Step 2: Convert to fraction form
    117,333.80/176,000.70 = 73,010.60/x
  3. Step 3: Cross multiply
    117,333.80x = 176,000.70 × 73,010.60
  4. Step 4: Simplify right side
    117,333.80x = 12,849,916,707.42
  5. Step 5: Solve for x
    x = 12,849,916,707.42/117,333.80
  6. Step 6: Final answer
    x = 109,515.90

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1.5x scale

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.