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Finding the Fourth Proportional to 40,008.92, 60,018.84 and 14,705.06

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Solution

The fourth proportional to 40,008.92, 60,018.84 and 14,705.06 is: 22,059.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,008.92 : 60,018.84 = 14,705.06 : x
  2. Step 2: Convert to fraction form
    40,008.92/60,018.84 = 14,705.06/x
  3. Step 3: Cross multiply
    40,008.92x = 60,018.84 × 14,705.06
  4. Step 4: Simplify right side
    40,008.92x = 882,580,343.24
  5. Step 5: Solve for x
    x = 882,580,343.24/40,008.92
  6. Step 6: Final answer
    x = 22,059.59

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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.