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Finding the Fourth Proportional to 92,227.94, 127,283.63 and 53,985.17

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Solution

The fourth proportional to 92,227.94, 127,283.63 and 53,985.17 is: 74,504.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,227.94 : 127,283.63 = 53,985.17 : x
  2. Step 2: Convert to fraction form
    92,227.94/127,283.63 = 53,985.17/x
  3. Step 3: Cross multiply
    92,227.94x = 127,283.63 × 53,985.17
  4. Step 4: Simplify right side
    92,227.94x = 6,871,428,039.75
  5. Step 5: Solve for x
    x = 6,871,428,039.75/92,227.94
  6. Step 6: Final answer
    x = 74,504.84

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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.