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Finding the Fourth Proportional to 127,093.72, 175,410.34 and 70,523.32

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Solution

The fourth proportional to 127,093.72, 175,410.34 and 70,523.32 is: 97,333.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,093.72 : 175,410.34 = 70,523.32 : x
  2. Step 2: Convert to fraction form
    127,093.72/175,410.34 = 70,523.32/x
  3. Step 3: Cross multiply
    127,093.72x = 175,410.34 × 70,523.32
  4. Step 4: Simplify right side
    127,093.72x = 12,370,519,539.13
  5. Step 5: Solve for x
    x = 12,370,519,539.13/127,093.72
  6. Step 6: Final answer
    x = 97,333.84

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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.