Home / 92,823.99-128,097.21-50,382.51

Finding the Fourth Proportional to 92,823.99, 128,097.21 and 50,382.51

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Solution

The fourth proportional to 92,823.99, 128,097.21 and 50,382.51 is: 69,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,823.99 : 128,097.21 = 50,382.51 : x
  2. Step 2: Convert to fraction form
    92,823.99/128,097.21 = 50,382.51/x
  3. Step 3: Cross multiply
    92,823.99x = 128,097.21 × 50,382.51
  4. Step 4: Simplify right side
    92,823.99x = 6,453,858,963.80
  5. Step 5: Solve for x
    x = 6,453,858,963.80/92,823.99
  6. Step 6: Final answer
    x = 69,527.92

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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.