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Finding the Fourth Proportional to 92,357.68, 127,453.68 and 49,916.26

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Solution

The fourth proportional to 92,357.68, 127,453.68 and 49,916.26 is: 68,884.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,357.68 : 127,453.68 = 49,916.26 : x
  2. Step 2: Convert to fraction form
    92,357.68/127,453.68 = 49,916.26/x
  3. Step 3: Cross multiply
    92,357.68x = 127,453.68 × 49,916.26
  4. Step 4: Simplify right side
    92,357.68x = 6,362,011,028.84
  5. Step 5: Solve for x
    x = 6,362,011,028.84/92,357.68
  6. Step 6: Final answer
    x = 68,884.48

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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.