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Finding the Fourth Proportional to 127,468.89, 175,911.33 and 70,110.63

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Solution

The fourth proportional to 127,468.89, 175,911.33 and 70,110.63 is: 96,755.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,468.89 : 175,911.33 = 70,110.63 : x
  2. Step 2: Convert to fraction form
    127,468.89/175,911.33 = 70,110.63/x
  3. Step 3: Cross multiply
    127,468.89x = 175,911.33 × 70,110.63
  4. Step 4: Simplify right side
    127,468.89x = 12,333,254,170.44
  5. Step 5: Solve for x
    x = 12,333,254,170.44/127,468.89
  6. Step 6: Final answer
    x = 96,755.01

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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.