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Finding the Fourth Proportional to 92,818.71, 139,226.85 and 22,698.63

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Solution

The fourth proportional to 92,818.71, 139,226.85 and 22,698.63 is: 34,047.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,818.71 : 139,226.85 = 22,698.63 : x
  2. Step 2: Convert to fraction form
    92,818.71/139,226.85 = 22,698.63/x
  3. Step 3: Cross multiply
    92,818.71x = 139,226.85 × 22,698.63
  4. Step 4: Simplify right side
    92,818.71x = 3,160,258,754.22
  5. Step 5: Solve for x
    x = 3,160,258,754.22/92,818.71
  6. Step 6: Final answer
    x = 34,047.65

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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.