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Finding the Fourth Proportional to 92,188.53, 127,222.54 and 51,903.74

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Solution

The fourth proportional to 92,188.53, 127,222.54 and 51,903.74 is: 71,628.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,188.53 : 127,222.54 = 51,903.74 : x
  2. Step 2: Convert to fraction form
    92,188.53/127,222.54 = 51,903.74/x
  3. Step 3: Cross multiply
    92,188.53x = 127,222.54 × 51,903.74
  4. Step 4: Simplify right side
    92,188.53x = 6,603,325,826.60
  5. Step 5: Solve for x
    x = 6,603,325,826.60/92,188.53
  6. Step 6: Final answer
    x = 71,628.50

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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.