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Finding the Fourth Proportional to 92,033.09, 127,028.21 and 56,253.09

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Solution

The fourth proportional to 92,033.09, 127,028.21 and 56,253.09 is: 77,643.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,033.09 : 127,028.21 = 56,253.09 : x
  2. Step 2: Convert to fraction form
    92,033.09/127,028.21 = 56,253.09/x
  3. Step 3: Cross multiply
    92,033.09x = 127,028.21 × 56,253.09
  4. Step 4: Simplify right side
    92,033.09x = 7,145,729,329.67
  5. Step 5: Solve for x
    x = 7,145,729,329.67/92,033.09
  6. Step 6: Final answer
    x = 77,643.04

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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.