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Finding the Fourth Proportional to 67,677.92, 93,389.74 and 37,463.32

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Solution

The fourth proportional to 67,677.92, 93,389.74 and 37,463.32 is: 51,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,677.92 : 93,389.74 = 37,463.32 : x
  2. Step 2: Convert to fraction form
    67,677.92/93,389.74 = 37,463.32/x
  3. Step 3: Cross multiply
    67,677.92x = 93,389.74 × 37,463.32
  4. Step 4: Simplify right side
    67,677.92x = 3,498,689,714.34
  5. Step 5: Solve for x
    x = 3,498,689,714.34/67,677.92
  6. Step 6: Final answer
    x = 51,696.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.