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Finding the Fourth Proportional to 93,457.79, 140,188.65 and 33,490.17

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Solution

The fourth proportional to 93,457.79, 140,188.65 and 33,490.17 is: 50,235.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,457.79 : 140,188.65 = 33,490.17 : x
  2. Step 2: Convert to fraction form
    93,457.79/140,188.65 = 33,490.17/x
  3. Step 3: Cross multiply
    93,457.79x = 140,188.65 × 33,490.17
  4. Step 4: Simplify right side
    93,457.79x = 4,694,941,720.57
  5. Step 5: Solve for x
    x = 4,694,941,720.57/93,457.79
  6. Step 6: Final answer
    x = 50,235.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.