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Finding the Fourth Proportional to 68,041.50, 93,900.47 and 37,827.32

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Solution

The fourth proportional to 68,041.50, 93,900.47 and 37,827.32 is: 52,203.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,041.50 : 93,900.47 = 37,827.32 : x
  2. Step 2: Convert to fraction form
    68,041.50/93,900.47 = 37,827.32/x
  3. Step 3: Cross multiply
    68,041.50x = 93,900.47 × 37,827.32
  4. Step 4: Simplify right side
    68,041.50x = 3,552,003,126.84
  5. Step 5: Solve for x
    x = 3,552,003,126.84/68,041.50
  6. Step 6: Final answer
    x = 52,203.48

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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.