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Finding the Fourth Proportional to 117,369.57, 176,064.18 and 37,418.88

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Solution

The fourth proportional to 117,369.57, 176,064.18 and 37,418.88 is: 56,131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,369.57 : 176,064.18 = 37,418.88 : x
  2. Step 2: Convert to fraction form
    117,369.57/176,064.18 = 37,418.88/x
  3. Step 3: Cross multiply
    117,369.57x = 176,064.18 × 37,418.88
  4. Step 4: Simplify right side
    117,369.57x = 6,588,124,423.72
  5. Step 5: Solve for x
    x = 6,588,124,423.72/117,369.57
  6. Step 6: Final answer
    x = 56,131.45

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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.