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Finding the Fourth Proportional to 29,440.50, 40,628.53 and 16,192.50

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Solution

The fourth proportional to 29,440.50, 40,628.53 and 16,192.50 is: 22,346.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,440.50 : 40,628.53 = 16,192.50 : x
  2. Step 2: Convert to fraction form
    29,440.50/40,628.53 = 16,192.50/x
  3. Step 3: Cross multiply
    29,440.50x = 40,628.53 × 16,192.50
  4. Step 4: Simplify right side
    29,440.50x = 657,877,472.03
  5. Step 5: Solve for x
    x = 657,877,472.03/29,440.50
  6. Step 6: Final answer
    x = 22,346.00

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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.