Home / 92,938.44-128,255.58-50,497.32

Finding the Fourth Proportional to 92,938.44, 128,255.58 and 50,497.32

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Solution

The fourth proportional to 92,938.44, 128,255.58 and 50,497.32 is: 69,686.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,938.44 : 128,255.58 = 50,497.32 : x
  2. Step 2: Convert to fraction form
    92,938.44/128,255.58 = 50,497.32/x
  3. Step 3: Cross multiply
    92,938.44x = 128,255.58 × 50,497.32
  4. Step 4: Simplify right side
    92,938.44x = 6,476,563,065.05
  5. Step 5: Solve for x
    x = 6,476,563,065.05/92,938.44
  6. Step 6: Final answer
    x = 69,686.59

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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.