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Finding the Fourth Proportional to 70,699.64, 97,532.10 and 43,832.34

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Solution

The fourth proportional to 70,699.64, 97,532.10 and 43,832.34 is: 60,467.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,699.64 : 97,532.10 = 43,832.34 : x
  2. Step 2: Convert to fraction form
    70,699.64/97,532.10 = 43,832.34/x
  3. Step 3: Cross multiply
    70,699.64x = 97,532.10 × 43,832.34
  4. Step 4: Simplify right side
    70,699.64x = 4,275,060,168.11
  5. Step 5: Solve for x
    x = 4,275,060,168.11/70,699.64
  6. Step 6: Final answer
    x = 60,467.92

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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.