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Finding the Fourth Proportional to 56,411.82, 84,620.07 and 46,532.70

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Solution

The fourth proportional to 56,411.82, 84,620.07 and 46,532.70 is: 69,800.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,411.82 : 84,620.07 = 46,532.70 : x
  2. Step 2: Convert to fraction form
    56,411.82/84,620.07 = 46,532.70/x
  3. Step 3: Cross multiply
    56,411.82x = 84,620.07 × 46,532.70
  4. Step 4: Simplify right side
    56,411.82x = 3,937,600,331.29
  5. Step 5: Solve for x
    x = 3,937,600,331.29/56,411.82
  6. Step 6: Final answer
    x = 69,800.98

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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.