Home / 68,025.84-93,875.16-38,217.84

Finding the Fourth Proportional to 68,025.84, 93,875.16 and 38,217.84

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Solution

The fourth proportional to 68,025.84, 93,875.16 and 38,217.84 is: 52,740.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,025.84 : 93,875.16 = 38,217.84 : x
  2. Step 2: Convert to fraction form
    68,025.84/93,875.16 = 38,217.84/x
  3. Step 3: Cross multiply
    68,025.84x = 93,875.16 × 38,217.84
  4. Step 4: Simplify right side
    68,025.84x = 3,587,705,844.85
  5. Step 5: Solve for x
    x = 3,587,705,844.85/68,025.84
  6. Step 6: Final answer
    x = 52,740.34

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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.