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Finding the Fourth Proportional to 127,093.52, 175,410 and 70,523.12

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Solution

The fourth proportional to 127,093.52, 175,410 and 70,523.12 is: 97,333.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,093.52 : 175,410 = 70,523.12 : x
  2. Step 2: Convert to fraction form
    127,093.52/175,410 = 70,523.12/x
  3. Step 3: Cross multiply
    127,093.52x = 175,410 × 70,523.12
  4. Step 4: Simplify right side
    127,093.52x = 12,370,460,479.20
  5. Step 5: Solve for x
    x = 12,370,460,479.20/127,093.52
  6. Step 6: Final answer
    x = 97,333.53

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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.