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Finding the Fourth Proportional to 104,812.92, 157,225.12 and 29,927.21

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Solution

The fourth proportional to 104,812.92, 157,225.12 and 29,927.21 is: 44,892.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,812.92 : 157,225.12 = 29,927.21 : x
  2. Step 2: Convert to fraction form
    104,812.92/157,225.12 = 29,927.21/x
  3. Step 3: Cross multiply
    104,812.92x = 157,225.12 × 29,927.21
  4. Step 4: Simplify right side
    104,812.92x = 4,705,308,322.57
  5. Step 5: Solve for x
    x = 4,705,308,322.57/104,812.92
  6. Step 6: Final answer
    x = 44,892.45

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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.