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Finding the Fourth Proportional to 117,587.55, 176,393.01 and 37,605.42

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Solution

The fourth proportional to 117,587.55, 176,393.01 and 37,605.42 is: 56,411.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,587.55 : 176,393.01 = 37,605.42 : x
  2. Step 2: Convert to fraction form
    117,587.55/176,393.01 = 37,605.42/x
  3. Step 3: Cross multiply
    117,587.55x = 176,393.01 × 37,605.42
  4. Step 4: Simplify right side
    117,587.55x = 6,633,333,226.11
  5. Step 5: Solve for x
    x = 6,633,333,226.11/117,587.55
  6. Step 6: Final answer
    x = 56,411.87

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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.