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Finding the Fourth Proportional to 92,573.54, 127,715.31 and 53,804.92

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Solution

The fourth proportional to 92,573.54, 127,715.31 and 53,804.92 is: 74,229.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,573.54 : 127,715.31 = 53,804.92 : x
  2. Step 2: Convert to fraction form
    92,573.54/127,715.31 = 53,804.92/x
  3. Step 3: Cross multiply
    92,573.54x = 127,715.31 × 53,804.92
  4. Step 4: Simplify right side
    92,573.54x = 6,871,711,398.75
  5. Step 5: Solve for x
    x = 6,871,711,398.75/92,573.54
  6. Step 6: Final answer
    x = 74,229.76

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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.