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Finding the Fourth Proportional to 73,852.63, 110,815.10 and 45,765.18

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Solution

The fourth proportional to 73,852.63, 110,815.10 and 45,765.18 is: 68,670.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,852.63 : 110,815.10 = 45,765.18 : x
  2. Step 2: Convert to fraction form
    73,852.63/110,815.10 = 45,765.18/x
  3. Step 3: Cross multiply
    73,852.63x = 110,815.10 × 45,765.18
  4. Step 4: Simplify right side
    73,852.63x = 5,071,472,998.22
  5. Step 5: Solve for x
    x = 5,071,472,998.22/73,852.63
  6. Step 6: Final answer
    x = 68,670.17

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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.