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Finding the Fourth Proportional to 68,035.60, 93,881.99 and 37,816.04

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Solution

The fourth proportional to 68,035.60, 93,881.99 and 37,816.04 is: 52,182.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,035.60 : 93,881.99 = 37,816.04 : x
  2. Step 2: Convert to fraction form
    68,035.60/93,881.99 = 37,816.04/x
  3. Step 3: Cross multiply
    68,035.60x = 93,881.99 × 37,816.04
  4. Step 4: Simplify right side
    68,035.60x = 3,550,244,941.61
  5. Step 5: Solve for x
    x = 3,550,244,941.61/68,035.60
  6. Step 6: Final answer
    x = 52,182.17

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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.