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Finding the Fourth Proportional to 92,718.95, 127,952.15 and 50,277.48

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Solution

The fourth proportional to 92,718.95, 127,952.15 and 50,277.48 is: 69,382.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,718.95 : 127,952.15 = 50,277.48 : x
  2. Step 2: Convert to fraction form
    92,718.95/127,952.15 = 50,277.48/x
  3. Step 3: Cross multiply
    92,718.95x = 127,952.15 × 50,277.48
  4. Step 4: Simplify right side
    92,718.95x = 6,433,111,662.58
  5. Step 5: Solve for x
    x = 6,433,111,662.58/92,718.95
  6. Step 6: Final answer
    x = 69,382.92

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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.