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Finding the Fourth Proportional to 84,911.22, 127,393.43 and 35,014.82

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Solution

The fourth proportional to 84,911.22, 127,393.43 and 35,014.82 is: 52,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,911.22 : 127,393.43 = 35,014.82 : x
  2. Step 2: Convert to fraction form
    84,911.22/127,393.43 = 35,014.82/x
  3. Step 3: Cross multiply
    84,911.22x = 127,393.43 × 35,014.82
  4. Step 4: Simplify right side
    84,911.22x = 4,460,657,208.59
  5. Step 5: Solve for x
    x = 4,460,657,208.59/84,911.22
  6. Step 6: Final answer
    x = 52,533.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.