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Finding the Fourth Proportional to 68,025.80, 93,871.58 and 37,810.08

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Solution

The fourth proportional to 68,025.80, 93,871.58 and 37,810.08 is: 52,175.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,025.80 : 93,871.58 = 37,810.08 : x
  2. Step 2: Convert to fraction form
    68,025.80/93,871.58 = 37,810.08/x
  3. Step 3: Cross multiply
    68,025.80x = 93,871.58 × 37,810.08
  4. Step 4: Simplify right side
    68,025.80x = 3,549,291,949.53
  5. Step 5: Solve for x
    x = 3,549,291,949.53/68,025.80
  6. Step 6: Final answer
    x = 52,175.67

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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.