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Finding the Fourth Proportional to 92,146.00, 127,140.45 and 51,845.06

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Solution

The fourth proportional to 92,146.00, 127,140.45 and 51,845.06 is: 71,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,146.00 : 127,140.45 = 51,845.06 : x
  2. Step 2: Convert to fraction form
    92,146.00/127,140.45 = 51,845.06/x
  3. Step 3: Cross multiply
    92,146.00x = 127,140.45 × 51,845.06
  4. Step 4: Simplify right side
    92,146.00x = 6,591,604,402.94
  5. Step 5: Solve for x
    x = 6,591,604,402.94/92,146.00
  6. Step 6: Final answer
    x = 71,534.35

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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.