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Finding the Fourth Proportional to 117,423.46, 176,133.15 and 47,300.98

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Solution

The fourth proportional to 117,423.46, 176,133.15 and 47,300.98 is: 70,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,423.46 : 176,133.15 = 47,300.98 : x
  2. Step 2: Convert to fraction form
    117,423.46/176,133.15 = 47,300.98/x
  3. Step 3: Cross multiply
    117,423.46x = 176,133.15 × 47,300.98
  4. Step 4: Simplify right side
    117,423.46x = 8,331,270,605.49
  5. Step 5: Solve for x
    x = 8,331,270,605.49/117,423.46
  6. Step 6: Final answer
    x = 70,950.65

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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.