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Finding the Fourth Proportional to 79,562.76, 109,797.30 and 43,264.32

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Solution

The fourth proportional to 79,562.76, 109,797.30 and 43,264.32 is: 59,705.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,562.76 : 109,797.30 = 43,264.32 : x
  2. Step 2: Convert to fraction form
    79,562.76/109,797.30 = 43,264.32/x
  3. Step 3: Cross multiply
    79,562.76x = 109,797.30 × 43,264.32
  4. Step 4: Simplify right side
    79,562.76x = 4,750,305,522.34
  5. Step 5: Solve for x
    x = 4,750,305,522.34/79,562.76
  6. Step 6: Final answer
    x = 59,705.14

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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.