Home / 92,403.14-127,516.54-49,961.84

Finding the Fourth Proportional to 92,403.14, 127,516.54 and 49,961.84

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Solution

The fourth proportional to 92,403.14, 127,516.54 and 49,961.84 is: 68,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,403.14 : 127,516.54 = 49,961.84 : x
  2. Step 2: Convert to fraction form
    92,403.14/127,516.54 = 49,961.84/x
  3. Step 3: Cross multiply
    92,403.14x = 127,516.54 × 49,961.84
  4. Step 4: Simplify right side
    92,403.14x = 6,370,960,968.83
  5. Step 5: Solve for x
    x = 6,370,960,968.83/92,403.14
  6. Step 6: Final answer
    x = 68,947.45

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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.